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1.
Rev. peru. med. exp. salud publica ; 38(4): 601-607, oct.-dic. 2021. graf
Article in Spanish | LILACS | ID: biblio-1365923

ABSTRACT

RESUMEN El objetivo de este estudio fue analizar las variaciones espaciotemporales de la mortalidad por COVID-19 en adultos mayores y de la vacunación contra la COVID-19 en esta población. Se utilizaron datos de defunciones por COVID-19 y de personas de 70 a más años inmunizadas con la primera dosis de vacunas contra esta enfermedad, en partidos de la provincia de Buenos Aires, desde el 29 de diciembre del 2020 al 30 de junio de 2021. Se emplearon técnicas de escaneo espaciotemporal para detectar conglomerados. Los partidos del Gran Buenos Aires que tuvieron mayor vacunación con la primera dosis de la vacuna Sputnik V en población de 70 a más años, entre mediados de marzo y principios de abril de 2021, coincidieron mayormente en registrar una disminución de la mortalidad en esta población, entre finales de abril y finales de junio de 2021. Este estudio mostró algunos indicios del impacto positivo de la aplicación de la primera dosis de la vacuna Sputnik V en el Gran Buenos Aires.


ABSTRACT The aim of this study was to analyze the spatiotemporal variations of COVID-19 mortality and vaccination against COVID-19 in older adults. We used data from deaths due to COVID-19 and persons aged 70 years and older immunized with the first dose of vaccines against this disease, from districts of the province of Buenos Aires, between December 29, 2020, and June 30, 2021. Spatiotemporal scanning techniques were used to detect clusters. The parties of Greater Buenos Aires that had the highest vaccination rate with the first dose of the Sputnik V vaccine in population aged 70 years and older, between mid-March and early April 2021, also registered a decrease in mortality in this population, between the end of April and the end of June 2021. This study showed some signs of the positive impact associated with the application of the first dose of Sputnik V vaccine in Greater Buenos Aires.


Subject(s)
Humans , Male , Female , Adult , Middle Aged , Aged , Mass Vaccination , Mortality , Space-Time Clustering , COVID-19 , Argentina , Immunization Programs , Coronavirus Infections , Adult , Agglomeration, Urban , Geography, Medical , Age Groups
2.
Article in English | LILACS | ID: biblio-1349328

ABSTRACT

OBJECTIVES: To map the number and geospatial distribution of Brazilian long-term care facilities (LTCFs) for older adults. Additionally, we sought to highlight the relationship between these findings and the number of older people in the country's 27 Federation Units, demonstrating the growth of these facilities in the last decade. METHODS: This is a descriptive observational study, using secondary data, which was performed in 3 stages: 1) searching and consolidating national and subnational data from different sources and mapping LTCFs; 2) preparing a geospatial map using Brazilian postal codes; and 3) triangulating the number of facilities and of older people in each state and all 5 Brazilian regions. RESULTS: We found 7029 LTCFs in the country, mostly in the Southeast and South regions: São Paulo, Minas Gerais and Rio Grande do Sul had the highest numbers of facilities while states in the North region represented only 1.12% of Brazilian LTCFs. Geospatial mapping highlighted that 64% of the 5 570 Brazilian municipalities did not have any LTCFs for older adults. CONCLUSIONS: We observed a large difference between Brazilian regions regarding the provision of long-term care.


OBJETIVOS: Mapeamento do número e distribuição geoespacial das Instituições de Longa Permanência para idosos (ILPI) brasileiras. Além disso, procuramos destacar a relação entre estes resultados e o número de pessoas idosas nas 27 unidades de da federação, exibindo o crescimento dessas instalações na última década. METODOLOGIA: Estudo observacional descritivo, a partir de dados secundários, realizado em 3 etapas: 1) pesquisa e consolidação de dados nacionais e subnacionais de diferentes fontes e mapeamento de ILPI; 2) elaboração de mapa geoespacial utilizando o código de endereço postal do Brasil, e 3) triangulação do número de instituições com dados sobre o número dos idosos em cada estado e nas cinco regiões brasileiras. RESULTADOS: Encontramos 7.029 ILPI no país, principalmente nas regiões Sudeste e Sul: São Paulo, Minas Gerais e Rio Grande do Sul tiveram o maior número de instalações, enquanto os estados da região Norte representavam apenas 1,12% das ILPI brasileiras. O mapeamento geoespacial destacou que 64% dos 5 570 municípios brasileiros não possuem ILPI para os idosos. CONCLUSÕES: Observamos uma grande diferença no Brasil em relação à prestação de cuidados de longa duração.


Subject(s)
Humans , Middle Aged , Aged , Social Determinants of Health , Health Inequities , Health Services Needs and Demand , Homes for the Aged/supply & distribution , Geography, Medical
3.
Rev. invest. clín ; 72(3): 138-143, May.-Jun. 2020. graf
Article in English | LILACS | ID: biblio-1251847

ABSTRACT

ABSTRACT Background: On January 23, 2020, China imposed a quarantine on the city of Wuhan to contain the SARS-CoV-2 outbreak. Regardless of this measure, the new infection has spread to several countries around the world. Objective: We developed a method to study the dissemination of this infection by airline routes and provide estimations of the time of arrival of the outbreak to different cities. Methods: Using the Kermack and McKendrick model complemented with diffusion on a graph composed of nodes and edges, we made an analysis of COVID-19 dispersion to other cities by air travel. Results: The estimation was accurate in that it was possible to predict in the middle of February 2020 the arrival of the first outbreak in Mexico, which eventually occurred between March 20 and 30. This estimation was robust with respect to small changes in epidemiological parameters at the other nodes. Conclusions: The estimation of the time of arrival of the outbreak from its epicenter, allows for a time period to implement and strengthen preventive measures aimed at the general population as well as to strengthen hospital infrastructure and training of human resources. In the present study, this estimation was accurate, as observed from the real data of the beginning of the outbreak in Mexico City up to April 6, 2020.


Subject(s)
Humans , Pneumonia, Viral/transmission , Coronavirus Infections/transmission , Pandemics/prevention & control , Air Travel , Betacoronavirus , Travel-Related Illness , Pneumonia, Viral/epidemiology , Time Factors , China/epidemiology , Urban Health , Disease Outbreaks/prevention & control , Coronavirus Infections/prevention & control , Coronavirus Infections/epidemiology , Geography, Medical , SARS-CoV-2 , COVID-19 , Mexico/epidemiology , Models, Theoretical
4.
Rev. salud pública ; 22(2): e213, mar.-abr. 2020. tab, graf
Article in Spanish | LILACS | ID: biblio-1139442

ABSTRACT

RESUMEN Objetivo Zonificar el riesgo de transmisión de SARS-CoV-2 en Villavicencio, Colombia, mediante una evaluación espacial multicriterio. Materiales y Métodos Se implementó un modelo de evaluación multicriterio, a través de un proceso de análisis jerárquico integrado a un sistema de información geográfica. Como criterios fueron incluidos atributos descriptores de las amenazas y vulnerabilidades de transmisión viral identificados mediante un modelo epidemiológico en una misma escala numérica adimensional y proporcional a la probabilidad de contagio. Las alternativas evaluadas corresponden a entidades espaciales representadas por pixeles. Los criterios fueron ponderados de acuerdo con el juicio experto de los evaluadores, con los cuales se realizó el cálculo de una matriz de prioridades relativas normalizada, que permitió la estimación de un vector de pesos, cuyo grado de inconsistencia fue admisible. La magnitud del riesgo se calculó con una sumatoria ponderada de la valoración de los criterios, de acuerdo con un geoproceso de álgebra de mapas. Resultados La heterogeneidad espacial del riesgo de transmisión de SARS-CoV-2 fue descrita en Villavicencio, lo que permitió identificar las áreas con mayor probabilidad de transmisión localizadas en barrios caracterizados por una alta vulnerabilidad socioeconómica. Conclusiones La representación cartográfica derivada de la implementación de un modelo multicriterio, integrado a un Sistema de Información Geográfica, en el análisis de riesgo de transmisión de SARS-CoV-2 constituye un aporte metodológico relevante para la toma de decisiones que definan estrategias de mitigación a escala local y que faciliten la localización y optimización de recursos por parte de las autoridades sanitarias.(AU)


ABSTRACT Objective To zoning the risk of SARS-CoV-2 transmission in Villavicencio, Colombia, through a multi-criteria spatial evaluation. Materials and Methods A multi-criteria evaluation model was implemented, through a hierarchical analysis process, integrated into a Geographic Information System. As criteria, descriptive attributes of the threats and vulnerabilities of viral transmission identified by means of an epidemiological model were included, on the same dimensionless numerical scale and proportional to the probability of contagion; the alternatives evaluated correspond to spatial entities represented by pixels. The criteria were weighted according to the expert judgment of the evaluators, with whom the calculation of a normalized matrix of relative priorities was performed, which allowed the estimation of a vector of weights, the degree of inconsistency of which was admissible. The magnitude of the risk was calculated with a weighted summation of the evaluation of the criteria, according to a map algebra geoprocessing. Results The spatial heterogeneity of the risk of SARS-CoV-2 transmission was described in Villavicencio, allowing the identification of the areas with the highest probability of transmission, located in neighborhoods characterized by high socioeconomic vulnerability. Conclusions The cartographic representation derived from the implementation of a multicriteria model, integrated to a Geographical Information System, in the SARS-CoV-2 transmission risk analysis, constitutes a relevant methodological contribution for decision-making defining strategies of mitigation at the local level, facilitating the location and optimization of resources by the health authorities.(AU)


Subject(s)
Humans , Coronavirus Infections/transmission , Betacoronavirus , Epidemiology, Descriptive , Cross-Sectional Studies/instrumentation , Colombia/epidemiology , Risk Map , Spatial Analysis , Geography, Medical
5.
Rev. salud pública ; 22(2): e286431, mar.-abr. 2020. graf
Article in Spanish | LILACS | ID: biblio-1115872

ABSTRACT

RESUMEN Objetivo Describir la distribución espacio-temporal del COVID-19 en la ciudad de Cali durante el primer mes de epidemia. Métodos Se realizó un análisis exploratorio de datos espaciales, compuesto por un análisis de densidad de Kernel y se verificó la presencia de patrones espaciales por medio de la función K de Ripley. Resultados La distribución espacial de los casos tiende a concentrarse inicialmente en el norte y sur de la ciudad, con una dinámica cambiante hacia el oriente y occidente. Conclusiones El patrón espacial identificado puede estar influenciado por las medidas de aislamiento tomadas a nivel local y nivel nacional, además no se puede descartar el efecto del poco acceso que tiene la población general a las pruebas diagnósticas, los retrasos y represamientos para conocer los resultados de las mismas y aun los posibles sesgos por dificultades en la técnica de toma de la muestra o su conservación.(AU)


ABSTRACT Objective To describe the spatio-temporal distribution of the COVID-19 in the city of Cali during the first month of the epidemic. Methods An exploratory analysis of spatial data was carried out, consisting of a kernel density analysis and the presence of spatial patterns was verified by the K-Ripley function. Results The spatial distribution of the cases tends to initially concentrate in the north and south of the city, with a changing dynamic towards the east and west. Conclusions The identified spatial pattern may be influenced by the isolation measures taken at the local and national level, but the effect of the low access of the general population to diagnostic tests, delays and restraints to know the results cannot be ruled out and even possible biases due to difficulties in the technique of taking the sample or its conservation.(AU)


Objetivo: Descrever a distribuição espaço-temporal do COVID-19 na cidade de Cali durante o primeiro mês da epidemia. Métodos: Foi realizada uma análise exploratória de dados espaciais, consistindo em uma análise de densidade de kernel e a presença de padrões espaciais foi verificada pela função K-Ripley. Resultados: A distribuição espacial dos casos tende a se concentrar inicialmente no norte e no sul da cidade, com uma dinâmica mutante para o leste e oeste. Conclusões: O padrão espacial identificado pode ser influenciado pelas medidas de isolamento tomadas a nível local e nacional, mas não se pode descartar o efeito do baixo acesso da população em geral aos exames diagnósticos, atrasos e limitações para conhecer os resultados e mesmo possíveis vieses devido às dificuldades na técnica de coleta da amostra ou na sua conservação.(AU)


Subject(s)
Humans , Pneumonia, Viral/epidemiology , Coronavirus Infections/epidemiology , Colombia/epidemiology , Spatial Analysis , Geography, Medical/instrumentation
6.
Biomédica (Bogotá) ; 39(2): 278-290, ene.-jun. 2019. tab, graf
Article in English | LILACS | ID: biblio-1011440

ABSTRACT

Abstract Introduction: Knowledge of the geographical distribution of Leishmania species allows guiding the sampling to little-studied areas and implementing strategies to define risk zones and priority areas for control. Objective: Given that there is no publication that collects this information, the search, review, and compilation of the available scientific literature that has identified species in Colombia is presented in this paper. Materials and methods: A bibliographic search was performed in PubMed, Web of Knowledge, Google Scholar, SciELO and LILACS with the terms "(Leishmania OR Leishmaniasis) AND species AND Colombia", without restrictions on publication year, language or infected organism; records of national scientific events and repositories of theses from Colombian universities were also included. Results: Eighty-six scientific documents published between 1985 and 2017 were found in which the species of Leishmania and their geographical origin were indicated. The species reported, in descending order of frequency, were: Leishmania (Viannia) panamensis, L. (V.) braziliensis, L. (V.) guyanensis, L. (Leishmania) infantum, L. (L.) amazonensis, L. (L.) mexicana, L. (V.) colombiensis, L. (V.) lainsoni and L. (V.) equatorensis; the last three were found with the same frequency. Leishmania species were reported from 29 departments. Conclusion: Information on the distribution of Leishmania species in Colombia is limited; therefore, it is necessary to gather existing data and propose studies that consolidate the distribution maps of Leishmania species in Colombia. This would allow the detection of areas where species have not been identified as well as the comparison of existing parasite and vector distributions.


Resumen Introducción. El conocimiento de la distribución geográfica de las especies de Leishmania permite orientar el muestreo hacia áreas poco estudiadas e implementar estrategias para detectar zonas de riesgo y áreas prioritarias de control. Objetivo. Dado que no existe una publicación que reúna esta información, se planteó la revisión y compilación de la literatura científica disponible de estudios de identificación de especies del país. Materiales y métodos. Se llevó a cabo una búsqueda bibliográfica en PubMed, Web of Knowledge, Google Académico, SciELO y Lilacs con los términos "(Leishmania OR Leishmaniasis) AND especie AND Colombia", así como en memorias de eventos científicos nacionales y repositorios de tesis y trabajos de grado de universidades del país. Resultados. Se encontraron 86 documentos científicos publicados entre 1985 y 2017, en los cuales se informaron la especie de Leishmania y el origen geográfico. Las especies circulantes reportadas, en su orden de frecuencia, fueron: Leishmania (Viannia) panamensis, L. (V.) braziliensis, L. (V.) guyanensis, L. (Leishmania) infantum, L. (L.) amazonensis, L. (L.) mexicana, L. (V.) colombiensis, L. (V.) lainsoni y L. (V.) equatorensis, las últimas tres, con igual frecuencia. Los reportes proceden de 29 departamentos. Conclusión. La información de la distribución de las especies de Leishmania en Colombia es limitada. Por lo tanto, se necesita reunir los datos existentes y plantear trabajos que permitan consolidar el mapa de distribución de las especies en el país, lo cual permitiría detectar las zonas sin información de las especies circulantes y establecer la concordancia entre su distribución y la de los vectores.


Subject(s)
Animals , Humans , Leishmania , Parasitology/methods , Psychodidae/parasitology , Species Specificity , Disease Reservoirs/parasitology , Leishmaniasis/parasitology , Leishmaniasis/veterinary , Leishmaniasis/epidemiology , Colombia , Geography, Medical , Insect Vectors/parasitology , Leishmania/classification , Mammals/parasitology
7.
Biomédica (Bogotá) ; 39(2): 370-384, ene.-jun. 2019. tab, graf
Article in Spanish | LILACS | ID: biblio-1011447

ABSTRACT

Resumen Introducción. Angiostrongylus cantonensis es un serio problema de salud pública y está ampliamente distribuido en el país. Cuando el parásito infecta a los caracoles terrestres Achatina, se enquista en su interior y puede infectar accidentalmente a las personas y otros mamíferos. Objetivo. Establecer la distribución geográfica de A. cantonensis en huéspedes intermediarios (Achatina fulica) y definitivos (Rattus spp.) en Ecuador entre el 2014 y el 2017. Materiales y métodos. Se recolectaron 2.908 ejemplares de A. fulica en 16 provincias utilizando el método de captura por unidad de esfuerzo durante 30 minutos. Se capturaron 211 ejemplares de las especies huéspedes, de los cuales 20 eran Rattus rattus y 191 R. norvegicus. Los ejemplares fueron transportados para su análisis al Instituto Nacional de Salud Pública e Investigación en Guayaquil. En los tejidos del caracol se identificaron y se contabilizaron larvas L3 que luego se inocularon en ratas de laboratorio para reproducir el ciclo de vida. En los roedores se disecaron los cerebros, los corazones, las arterias pulmonares y los pulmones, y se identificaron los parásitos por morfología taxonómica. Resultados. De los caracoles recolectados se encontraron 441 positivos para A. cantonensis (15,2 %) y un total de 6.166 larvas L3. En los ejemplaresRattus spp. capturados (211), 77 (36,5 %) estaban infectados con A. cantonensis, con un total de 220 parásitos (larvas L4-L5 y adultos). Conclusiones. Se constató la presencia de A. cantonensis en varias provincias, lo que confirma el carácter endémico de esta zoonosis en el territorio nacional. La presencia de Rattus spp., huésped definitivo del parásito, y de huéspedes intermediarios, indica el potencial zoonótico de esta infección parasitaria.


Abstract Introduction: Angiostrongylus cantonensis is a serious public health problem and is widely distributed in the country. When the parasite infects the snails, it becomes deeply embedded in their interior and accidentally, it can infect people and other mammals. Objective: To establish the geographical distribution of A. cantonensis intermediate hosts (Achatina fulica) and definitive hosts (Rattus spp.) in Ecuador from 2014 to 2017. Materials and methods: We collected 2,908 A. fulica specimens in 16 provinces using the capture method per unit of effort for 30 minutes. We captured 211 hosts of which 20 were Rattus rattus and 191 R. norvegicus. The specimens were transported to the Instituto Nacional de Salud Pública e Investigación in Guayaquil where the larvae L3 were identified and counted in the tissues of the snail, which were then inoculated in laboratory rats to reproduce the life cycle. In the rodents, the brains, hearts, lung arteries and lungs were dissected, and the parasites were identified by taxonomic morphology. Results: Of the snails harvested, 441 were positive for A. cantonensis (15.2%) and a total of 6,166 L3 larvae were found; 77 (36.5%) specimens of Rattus spp., were infected with A. cantonensis and a total of 220 parasites (L4-L5 larvae and adult worms) were collected. Conclusions: We confirmed the presence of A. cantonensis in several provinces, which ratifies the endemic nature of this zoonosis in the national territory. Rattus spp. specimens constitute the definitive hosts of the parasite, which together with the presence of intermediate hosts, indicates the zoonotic potential of this parasitic infection.


Subject(s)
Animals , Female , Rats/parasitology , Rodent Diseases/epidemiology , Snails/parasitology , Disease Reservoirs/parasitology , Strongylida Infections/transmission , Angiostrongylus cantonensis/isolation & purification , Disease Vectors , Rodent Diseases/parasitology , Species Specificity , Zoonoses , Strongylida Infections/veterinary , Strongylida Infections/epidemiology , Angiostrongylus cantonensis/growth & development , Ecuador/epidemiology , Introduced Species , Geography, Medical , Larva , Life Cycle Stages , Animals, Wild/parasitology
8.
Biomédica (Bogotá) ; 39(supl.1): 117-124, mayo 2019. tab, graf
Article in Spanish | LILACS | ID: biblio-1011460

ABSTRACT

Resumen Introducción. La tuberculosis es una enfermedad infectocontagiosa que continúa siendo un problema mundial de salud pública. Es la principal causa de mortalidad en personas con HIV. Objetivo. Identificar la presencia de Mycobacterium bovis como agente etiológico de tuberculosis humana en muestras de esputo con baciloscopia positiva, mediante la prueba Genotype MTBC™. Materiales y métodos. Se llevó a cabo un estudio descriptivo de 88 muestras de esputo remitidas al Grupo de Micobacterias del Instituto Nacional de Salud entre enero y noviembre de 2015. Se hizo el análisis microbiológico convencional y se empleó la prueba molecular de Genotype MTBC™ para diferenciar las especies del complejo M. tuberculosis. Resultados. Sesenta y dos casos (70,5 %) correspondían a pacientes de sexo masculino; los grupos más afectados fueron el de 24 a 34 años, el de residentes en las cabeceras municipales, y el de afiliados al régimen subsidiado. En el 50 % (44) de las muestras con resultados en la prueba de identificación de la especie, se detectó el complejo M. tuberculosis. Conclusiones. La mayor carga de la enfermedad se registró en la población masculina y en edad productiva. La prueba de identificación para especies del complejo, solo demostró la presencia de M. tuberculosis. Sin embargo, con estos datos no es posible descartar M. bovis en humanos con tuberculosis en Colombia. La identificación diferencial de la especie debería implementarse de forma rutinaria en los casos de tuberculosis en los grupos de riesgo y en las zonas donde se conoce la circulación de esta micobacteria en bovinos.


Abstract Introduction: Tuberculosis is an infectious disease that still represents a major public health problem worldwide. It is one of the main causes of mortality in people with HIV. Objective: To identify the presence of M. bovis as an etiological agent of human tuberculosis in sputum smear positive samples using the test Genotype MTBC™. Materials and methods: We conducted a descriptive study, 88 sputum samples were submitted to the Grupo de Micobacterias of the Instituto Nacional de Salud between January and November, 2015. We used the conventional microbiological analysis and the molecular test Genotype MTBC™ to identify the M. tuberculosis complex species. Results: Sixty two (70.5%) were males; the most affected groups were those between 24 and 34 years old, those residing in the municipal seats and those affiliated to the subsidized health plans. In 50.0% (44) of the samples with a result in the species identification test, we detected M. tuberculosis. Conclusion: The highest burden of the disease was recorded among the male population in productive ages. The identification test for species of the complex showed all were M. tuberculosis. However, it is not possible to discard the presence of M. bovis in humans in Colombia. The differential identification of species should be done in risk groups and in areas where the circulation of this mycobacterium in cattle is known.


Subject(s)
Adolescent , Adult , Aged , Female , Humans , Male , Middle Aged , Young Adult , Tuberculosis/microbiology , Mycobacterium bovis/isolation & purification , Mycobacterium tuberculosis/isolation & purification , Socioeconomic Factors , Species Specificity , Sputum/microbiology , Tuberculosis/diagnosis , Tuberculosis/epidemiology , Retrospective Studies , Colombia/epidemiology , Diagnosis, Differential , Genotyping Techniques , Geography, Medical , Mycobacterium bovis/genetics , Mycobacterium tuberculosis/genetics
9.
Biomédica (Bogotá) ; 39(supl.1): 199-220, mayo 2019. tab, graf
Article in Spanish | LILACS | ID: biblio-1011464

ABSTRACT

Resumen Las betalactamasas, enzimas con capacidad hidrolítica frente a los antibióticos betalactámicos, son responsables del principal mecanismo de resistencia en bacterias Gram negativas; las de mayor impacto clínico y epidemiológico en los hospitales, son las betalactamasas de espectro extendido (BLEE), las de tipo AmpC y las carbapenemasas. El incremento en su frecuencia y su diseminación a nivel mundial ha limitado cada vez más las opciones terapéuticas tanto en infecciones adquiridas en los hospitales como las que se generan en la comunidad. En Colombia, las redes de vigilancia y los grupos de investigación iniciaron su estudio desde finales de los años 90 y, así, se logró la caracterización molecular de las diferentes variantes; además, se reportó una gran prevalencia y diseminación en los hospitales de mediana y alta complejidad, y se describió el impacto clínico de las infecciones que causan. Dichos estudios han evidenciado el alto grado de endemia de algunas de estas betalactamasas y, en consecuencia, la necesidad de una inmediata implementación de programas para inducir el uso prudente de los antibióticos y de medidas de vigilancia, que permitan controlar y prevenir su diseminación, con el fin de disminuir la morbimortalidad en los pacientes y preservar las opciones terapéuticas disponibles en la actualidad. En esta revisión, se recopiló la información sobre las variantes, la distribución geográfica y la caracterización molecular de las betalactamasas en Colombia, así como los estudios llevados a cabo desde finales de la década de 90 hasta el 2016, lo cual permitió tener un panorama de las betalactamasas que circulan en diferentes regiones, su incremento en el tiempo y sus implicaciones clínicas.


Abstract Beta-lactamases are enzymes with hydrolytic activity over beta-lactam antibiotics and they are the main resistance mechanism in Gram-negative bacteria. Extended-spectrum beta-lactamases (ESBL), AmpC, and carbapenemases have the greatest clinical and epidemiological impact in hospital settings. The increasing frequency and worldwide spread of these enzymes have limited the therapeutic options in hospital-acquired infections and those originating in the community. In Colombia, surveillance networks and research groups began studying them in the late 90s. Different variants of these enzymes have been molecularly characterized and their high prevalence and dissemination in medium and high complexity hospitals, along with a high clinical impact, have been reported. Furthermore, many studies in Colombia have evidenced high endemicity for some of these beta-lactamases, which requires an urgent implementation of antimicrobial stewardship programs in order to preserve the few therapeutic options and infection control strategies to prevent and limit their dissemination. In this publication, we carried out a review of the different enzyme variants, geographic distribution, and molecular characterization of these beta-lactamases in Colombia. Additionally, we describe the available information in the literature regarding studies conducted between the late 1990s and 2016, which provide an overview of the beta-lactamases circulating in different regions of Colombia, their increase over time, and their clinical implications.


Subject(s)
Humans , beta-Lactamases/analysis , Gram-Negative Bacterial Infections/microbiology , beta-Lactam Resistance/genetics , Gram-Negative Bacteria/enzymology , Substrate Specificity , beta-Lactamases/classification , beta-Lactamases/genetics , Gram-Negative Bacterial Infections/epidemiology , Colombia/epidemiology , Geography, Medical , Antimicrobial Stewardship , Genes, Bacterial , Gram-Negative Bacteria/drug effects
10.
Salud pública Méx ; 60(6): 722-733, Nov.-Dec. 2018. tab, graf
Article in English | LILACS | ID: biblio-1020937

ABSTRACT

Abstract: Objective: To describe the methods of a study aimed at evaluating high risk-HPV (hrHPV)-based screening and cervical cytology as triage compared to conventional cervical cytology as primary screening in the detection of grade 2+ cervical intraepithelial neoplasia in the National Cancer Screening Program (NCSP) of Mexico. Materials and methods: We will use information originated from the Womens Cancer Information System of Mexico regarding cervical cancer from 2008 to 2018. The database includes cytology results, diagnostic confirmation by histopathology and/or treatment colposcopy. We will then carry out statistical analyses on approximately 15 million hrHPV. Results: We will evaluate the overall performance of hrHPV-based screening as part of the NCSP and compare hrHPV-based to cytology-based screening under real-life conditions. To guarantee an unbiased comparison between hrHPV with cytology triage and conventional cytology we will use propensity score matching. Conclusion: Decision makers may use our results to identify areas of opportunity for improvement in NCSP processes.


Resumen: Objetivo: Describir los métodos de un estudio que busca comparar el beneficio de la introducción de la prueba de VPH de alto riesgo como prueba primaria frente a la citología convencional para la detección de la neoplasia intraepitelial cervical grado 2 o mayor, dentro del Programa de Prevención y Control del Cáncer de la Mujer, para el periodo de 2008 a 2018. Material y métodos: Se utilizarán los registros del Sistema de Información de Cáncer de la Mujer, se realizarán los análisis estadísticos con aproximadamente 15 millones de resultados de VPH-alto riesgo, además se utilizarán los resultados de citología, colposcopia, histología y los casos referenciados al centro oncológico para tratamiento. Para comparar ambos grupos usaremos "propensity score matching". Resultados: Se evaluará el desempeño general de la prueba de VPH-alto riesgo, en condiciones reales dentro del Programa Nacional de Prevención y Control de la Mujer y su tendencia en el tiempo. Conclusiones: Los resultados de estudio ayudarán a los tomadores de decisiones a identificar áreas de oportunidad para mejorar el programa en México.


Subject(s)
Humans , Female , Adult , Middle Aged , Uterine Cervical Neoplasms/epidemiology , Databases, Factual , /epidemiology , Papillomavirus Infections/epidemiology , Early Detection of Cancer/statistics & numerical data , Human Papillomavirus DNA Tests/statistics & numerical data , Vaginal Smears , Prevalence , Triage , Sensitivity and Specificity , /diagnosis , Colposcopy , Age Distribution , Propensity Score , Geography, Medical , Procedures and Techniques Utilization , Mexico/epidemiology
11.
Trends psychiatry psychother. (Impr.) ; 40(4): 269-276, Oct.-Dec. 2018. tab, graf
Article in English | LILACS | ID: biblio-979445

ABSTRACT

Abstract Background The World Health Organization defines suicide as the act of deliberately killing oneself. It is the second leading cause of death among 15-29 year olds globally. Objective To analyze the epidemiological profile and the spatial distribution of suicide deaths in the state of Sergipe. Methods We performed an ecological time-series study with data from the Brazilian Mortality Information System (Sistema de Informações sobre Mortalidade - SIM) about deaths by suicide occurring between 2000 and 2015. We considered as suicide deaths cases recorded as voluntary self-inflicted injuries. Suicide rates were estimated and age-adjusted in the population above 9 years. We analyzed temporal trends by sex and age groups using the simple linear regression model. For the spatial analysis, we performed Kernel density estimation with the software TerraView version 4.2.2. Results We identified 1,560 suicide cases in the state of Sergipe between 2000 and 2015, with a mean of 97.5 cases per year. We also observed that suicide rates in the state increased 102.3% (from 2.69/100,000 population in 2000 to 5.44 in 2015). Suicides occurred predominantly among males (1,160 cases; 74.35%), single people (1,010 cases; 64.7%), and brown-skinned people (1,039 cases; 66.6%). We observed significantly growing temporal trends in the general population, especially among male adults. Spatial analysis allowed us to draw a map that showed the regions with the highest occurrence of suicide. Conclusion We observed growing suicide trends in the state of Sergipe and the spatial analysis was an important tool that showed the areas with higher incidences of suicide.


Resumo Introduçao A Organização Mundial da Saúde define o suicídio como o ato de se matar deliberadamente. É a segunda principal causa de morte entre jovens de 15 a 29 anos no mundo. Objetivo Analisar o perfil epidemiológico e a distribuição espacial dos óbitos por suicídio no estado de Sergipe. Métodos Foi realizado estudo ecológico e de série temporal com dados do Sistema de Informações sobre Mortalidade (SIM) dos óbitos por suicídio ocorridos entre 2000 e 2015. Foram considerados suicídio os casos de mortes registrados como lesões voluntárias autoinfligidas. As taxas de suicídio foram estimadas e ajustadas por idade na população acima de 9 anos. Foram analisadas as tendências temporais por sexo e grupos etários usando o modelo de regressão linear simples. Para a análise espacial, foi realizada a estimativa de Kernel com o software TerraView 4.2.2. Resultados Foram identificados 1.560 casos de suicídio no estado de Sergipe entre 2000 e 2015, com média de 97,5 casos por ano. Observou-se um aumento de 102,3% das taxas de suicídio no estado (de 2,69/100.000 habitantes em 2000 para 5,44 em 2015). Os suicídios ocorreram predominantemente no sexo masculino (1.160 casos; 74,35%), em solteiros (1.010 casos; 64,7%) e pardos (1.039 casos; 66,6%). Foram observadas tendências temporais crescentes na população geral, especialmente entre adultos do sexo masculino. A análise espacial permitiu a construção de mapas exibindo as regiões com maiores concentrações de suicídio. Conclusão Observaram-se tendências crescentes de suicídio no estado de Sergipe e a análise espacial foi uma importante ferramenta ao mostrar áreas com maiores incidências de suicídio.


Subject(s)
Humans , Male , Female , Child , Adolescent , Adult , Young Adult , Suicide/trends , Mortality/trends , Brazil , Spatial Analysis , Geography, Medical , Middle Aged
12.
Rev. cuba. salud pública ; 44(3)jul.-set. 2018.
Article in Spanish | LILACS, CUMED | ID: biblio-1042984

ABSTRACT

El texto alude al contenido de la geografía como ciencia, sus espacios y de la existencia en la superficie del planeta del animal humano. Analiza como este animal humano, el hombre, a pesar de su inteligencia realiza prácticas no inteligentes entre ellas, guerras, terrorismo, adicciones y su acción depredadora y contaminante. Estas últimas han sido objeto de estudio por la geografía, que ha avanzado hasta desarrollar la geografía humana y la geografía de la salud. Destaca la existencia y vigencia de esta última, que se ocupa, entre otros, de los cambios en los patrones de fecundidad, migraciones, urbanismo patogénico, barrios insalubres, carencia de agua potable, inseguridad alimentaria y vial, todos riesgos y agresiones a la salud que el biologicista ve convertirse en epidemias de obesidad, estrés, violencia y desigualdades. En la preparación de los salubristas, debe incluirse el estudio de estos problemas desde la visión más amplia que proporciona la geografía de la salud(AU)


The text refers to the contents of Geography as a science, its areas and the existence in the planet of the human animal. It analyzes how this human animal (man), although its intelligence carry out non smart things as wars, terrorism, addictions with their consequent predatory and pollutant actions. These last have been studied by Geography as a science developing specialties as Human Geography and Health's Geography. It is remarkable the existence and validity of Health's Geography that deals with the changes in fertility patterns, migrations, pathogenic urbanism, unhealthy neighborhoods, lack of drinkable water, food and road insecurity, among others that represent risks and aggressions to health and that the specialist in this field analyzes as potential outbreaks of obesity, stress, violence and inequality. In the training of health workers should be included the study of this problems from the wide view that Health's Geography offers(AU)


Subject(s)
Humans , Health , Geography, Medical , Geography
13.
J. Health Biol. Sci. (Online) ; 6(3): 249-257, 02/07/2018. ilus
Article in Portuguese | LILACS | ID: biblio-964601

ABSTRACT

Introdução: a leptospirose humana pode ser considerada um evento sentinela e sua distribuição espacial pode refletir riscos à saúde advinda de condições ambientais e sociais adversas. Objetivo: analisar a associação entre as variáveis ambientais e a leptospirose humana na cidade de Natal-RN. Métodos: por meio das técnicas de Kernel, Cluster e Interpolação no software QGIS 2.12, foi analisada a localização de 123 pontos de alagamento, a área de extensão de 27 feiras livres e 134 casos confirmados de leptospirose humana ocorridos no período de 2007 a 2016 e registrados no SINAN. Resultados: a densidade de Kernel e a técnica de Cluster apontaram que a ocorrência de casos de leptospirose são coincidentes geograficamente com as áreas de inundação e da ocorrência de feiras livres, formando áreas de maior densidade nos bairros de Quintas, Alecrim e Pajuçara. A interpolação mostrou que o predomínio de áreas de associação desses três eventos ocorre geograficamente por uma faixa que se estende por toda a periferia da cidade, próximas a aglomerados subnormais e bairros com menor nível de organização urbana. Conclusões: Os resultados sugerem a existência de características ecológicas favoráveis à transmissão da leptospirose em locais de proliferação de roedores sinantrópicos, com destaque para as áreas periféricas da cidade. Essas técnicas se mostraram úteis na obtenção de uma análise global da situação epidemiológica da leptospirose humana, o que viabiliza sua utilização pela vigilância epidemiológica desse agravo.(AU)


Introduction: Human leptospirosis can be considered a sentinel event and its spatial distribution may reflect health risks due to adverse environmental and social conditions. Objective: To analyze the association between environmental variables and human leptospirosis in Natal-RN. Methods: By using Kernel, Cluster and Interpolation techniques in the QGIS 2.12 software, we analyzed the location of 123 flood spots, the 27 free trade show areas and 134 confirmed cases of human leptospirosis occurring in the period 2007 to 2016. Results: The density Kernel and the Cluster technique pointed out that the occurrence of leptospirosis cases coincides geographically with the flood areas and the occurrence of free fairs, forming hot areas in Quintas, Alecrim and Pajuçara districts. The interpolation showed that the predominance of hot areas for the association of these three events occurs geographically by a strip that extends all over the city, close to subnormal clusters and neighborhoods with lower level of urban organization. Conclusions: The results suggest the existence of ecological characteristics favorable to the transmission of leptospirosis at sites of proliferation of synanthropic rodents, with emphasis on the outlying areas of the city. These techniques have proved useful in obtaining an overall analysis of the epidemiological situation of human leptospirosis, which makes its use viable through the epidemiological surveillance of this disease.(AU)


Subject(s)
Leptospirosis , Spatial Analysis , Geography, Medical
16.
Salud pública Méx ; 60(1): 12-20, Jan.-Feb. 2018. tab, graf
Article in English | LILACS | ID: biblio-903858

ABSTRACT

Abstract: Objective: To analyze the association of dengue fever incidence with Aedes mosquito's abundance, and the effect of climatological and geographical variables, in a region in Morelos State, Mexico. Materials and methods: Weekly data during the period 2010 to 2014 was used. Mosquito abundance was determined using ovitraps. Confirmed dengue cases were obtained from the Epidemiological Surveillance System. Climatic variables were obtained from weather monitoring stations. The correlation between climate variables and ovitraps data was estimated using a multivariate regression model. Results: A correlation of mosquito abundance with dengue fever incidence, and a yearly pattern with seasonal variations were observed. The daily mean temperature, relative humidity and rainfall parameters were associated with mosquito egg abundance. Time lags of three and four weeks between egg counts and dengue fever incidence were observed. Conclusion: Time lags between egg counts and dengue incidence could be useful for prevention and control interventions.


Resumen: Objetivo: Analizar la asociación de la incidencia de dengue con la abundancia de mosquitos Aedes y el efecto de variables climatológicas, en una región de Morelos, México. Material y métodos: Se utilizaron datos semanales durante el 2010-2014. La abundancia de mosquitos se determinó utilizando ovitraps. Los casos de dengue se obtuvieron del Sistema de Vigilancia Epidemiológica. Las variables climáticas se obtuvieron de estaciones climatológicas locales. La correlación entre las variables climáticas y los datos de ovitrampas se estimó mediante un modelo de regresión multivariado. Resultados: Se observó una correlación de la abundancia de mosquitos con la incidencia de dengue. La temperatura media diaria, humedad relativa y la precipitación pluvial se asociaron con abundancia de mosquitos. Se observó un desfase temporal de tres a cuatro semanas entre cuentas de huevos y la incidencia de dengue. Conclusión: Los intervalos entre las cuentas de huevos y la incidencia de dengue podrían ser utilizados para planear intervenciones de prevención y control.


Subject(s)
Humans , Animals , Aedes/virology , Dengue/epidemiology , Mosquito Vectors/virology , Ovum , Rain , Seasons , Temperature , Incidence , Dengue/transmission , Geography, Medical , Humidity , Mexico/epidemiology
18.
São Paulo; s.n; 2018. 148 p.
Thesis in Portuguese | LILACS | ID: biblio-905455

ABSTRACT

A malária continua sendo um problema em saúde global. Nas Américas, em 2017, o Brasil e Venezuela foram os países que mais contribuíram no número de casos. No Brasil, 99% dos casos ocorreram na Amazônia Legal. Apesar dos grandes progressos do Brasil desde 2005, nos últimos anos tem se encontrado um aumento dos casos e a persistência de áreas de alta transmissão. São poucos os estudos epidemiológicos recentes que abordam este problema para a Amazônia Legal. Existem associações entre a transmissão da malária e fatores de risco ambientais e socioeconômicos, mas, existe uma falta de consenso nestes fatores, influenciados pela escala de análise. Objetivo: Caracterizar e analisar os fatores de risco da transmissão da malária nos municípios da Amazônia Legal entre 2010 e 2015. Métodos: Foram utilizados os dados de malária autóctone por município entre 2010 e 2015 da base de dados SIVEP-malária da Secretaria de Vigilância em Saúde. Os fatores de risco analisados foram: índice Gini, taxa de analfabetismo, presença de minas, área de reservas indígenas no município, taxa de floresta no município e duração da estação seca. Para a seleção dos fatores de risco ambientais foi realizada uma revisão sistematizada e os fatores socioeconômicos foram embasados na literatura. A unidade espacial foram os 310 municípios dos estados do Acre, Amazonas, Amapá, Pará, Rondônia e Roraima. Os casos de malária foram analisados mediante o Índice Parasitário Anual (IPA) e a incidência mensal através da estratificação local dos dados. Para os fatores de risco uma regressão logística foi executada para um modelo ambiental, socioeconômico e completo, sendo o IPA a variável dependente e estratificando o risco de transmissão em baixo, médio e alto. Resultados: No período 2010 - 2015 houve redução de 61% no IPA, cumprindo a meta proposta pelo Plano Nacional de Controle e Prevenção da Malária no Brasil. No entanto, essa redução não aconteceu de igual forma em todos os municípios, e um conjunto de 13 municípios apresentam um mínimo de 40% dos casos ao longo dos 5 anos. É relevante destacar que tem estados que reduziram o efeito da sazonalidade enquanto outros não. A revisão sistematizada deixou claro que existem divergências na seleção dos fatores de risco ambientais e da influência na transmissão dependendo do espaço tempo e da escala. A análise dos fatores de risco apresentou que os modelos que incluíam fatores ambientais e socioeconômicos tinham um melhor desempenho ao longo dos anos e nos estratos de transmissão. Positivamente o índice Gini e negativamente a duração da estação seca foram os fatores de risco mais importantes para a transmissão. Conclusão: A malária é multifatorial e deve ser abordada tendo em conta o espaço tempo e a escala de atuação, para implementar intervenções eficientemente. As inequidades na população se apresentam como o grande empecilho para obter melhores resultados no seu controle e eliminação, e embora o Brasil tinha feito progressos muito meritórios, não conseguirá acabar com o problema da malária enquanto não aborda-lo como um problema à saúde global que vai além de programas específicos contra a doença


Introduction: Malaria is still a global health problem. In the Americas in 2017, Brazil and Venezuela were the countries that most contributed to the number of cases. In Brazil, 99% of the cases are in the Legal Amazon. In the last years, there has been an increase of cases and areas of high transmission despite the significant progress in Brazil since 2005. Few recent epidemiological studies approached this issue for the Legal Amazon. There is a relationship between malaria transmission and environmental and socioeconomic risk factors. However, there is a lack of consensus on the influence of them due to the scale of analysis. Objective: Characterize and analyze the malaria transmission risk factors in the Legal Amazon municipalities from 2010 to 2015. Methodology: We used data of autochthonous malaria by the municipality from 2010 to 2015, extracted from the SIVEP-malária database from the Bureau of Health Surveillance. We analyzed the following risk factors: Gini index, illiteracy rate, mines presence, areas of indigenous reserve by municipality, forest rate by municipality and length of dry season. A systematized literature review was performed to select the environmental risk factors. Socioeconomic risk factors were selected based on the literature. The 310 municipalities in the states of Acre, Amazonas, Amapá, Pará, Rondônia and Roraima were our unit of analysis. Local stratification of Annual Parasite Index (API) and monthly incidence were used to analyze the data. Logistic regression was used to perform an environmental, socioeconomic and full model, stratifying by low, moderate and high-risk transmission; the dependent variable API. Results: From 2010 to 2015, there was a 61% API reduction, achieving the Brazilian National Malaria Control and Prevention Plan goal. However, the decline was heterogeneous among municipalities. There are 13 municipalities that at least had the 40% of all cases during the 5 years period. It is relevant to note that some states minimized the seasonality while others do not. The systematized review made clear the divergences to select the risk factors and the influence of them into the transmission due to the space-time and the scale. The full model showed a better performance to analyze the risk factors by strata and transmission intensity. Gini index positively and length of dry season negatively were the most important risk factors. Conclusion: Malaria is a multifactorial disease that has to be approached taking into account the space-time and the scale of analysis to implement effective interventions. Population inequities are the biggest obstacle to obtain better results in malaria control and elimination. Brazil advanced significantly but to end with the problem malaria has to be understood as a global health problem that goes beyond specific disease programs


Subject(s)
Geographic Mapping , Geography, Medical , Global Health , Malaria/transmission , Malaria/epidemiology , Risk Factors
19.
Cad. Saúde Pública (Online) ; 34(1): e00075117, 2018.
Article in Spanish | LILACS | ID: biblio-889847

ABSTRACT

El propósito de este escrito es avanzar en la lectura del proceso de salud-enfermedad en clave territorial. La teorización sobre el vínculo salud y ambiente debe extenderse desde las tipologías médicas, y su énfasis en la distribución del riesgos ambientales (físico, biológico, químico), hacia el reconocimiento de la producción social y subjetiva de los territorios. Para avanzar en esta teorización la salud pública debe enriquecerse con la integración de nociones propias de las ciencias sociales como la apropiación del espacio, territorio-territorialidades y lugares. Además, ha de orientarse desde una mirada escalar hacia los microterritorios, pues es en el escenario de los territorios locales y en los lugares cotidianos de la vida, donde se concretan los modos de vivir, de enfermar y de construir salud.


The aim of this study is to extend the reading of the health-disease process from the territorial perspective. Theoretical production on the link between health and the environment should go beyond medical typologies and their emphasis on the distribution of environmental risks (physical, biological, and chemical) to acknowledge the social and subjective production of territories. In order to make progress with this theoretical production, public health should draw on the integration of concepts from the social sciences such as the appropriation of space, territory-territorialities, and places. In terms of scale, it should also focus on micro-territories, since the scenario of local territories and places of daily living are where lifestyles, illness, and the construction of health materialize.


O objetivo deste trabalho foi avançar na leitura do processo de saúde-doença em termos territoriais. A teorização sobre o vínculo saúde e ambiente deve abranger desde as tipologias médicas, e sua ênfase na distribuição de riscos ambientais (físico, biológico, químico), em direção ao reconhecimento da produção social e subjetiva dos territórios. Para avançar em esta teorização a saúde pública deve enriquecer-se com a integração de noções próprias das ciências sociais, como a apropriação do espaço, território-territorialidades e espaços. Além disso, deve se acostumar desde um olhar hierárquico e se direcionar aos microterritórios, pois neste cenário dos territórios locais, e nos ambientes cotidianos da vida, e onde se concretizam os modos de viver, adoecer e de construir saúde.


Subject(s)
Humans , Public Health , Health Status Disparities , Geography, Medical , Politics
20.
J. Health Biol. Sci. (Online) ; 5(1): 24-30, jan.-mar./2017. tab, graf, mapas
Article in Portuguese | LILACS | ID: biblio-875785

ABSTRACT

Introdução: As mortes por agressão se destacam no Brasil, constituindo a primeira causa de morte entre as causas externas. Objetivo: analisar a distribuição espacial da mortalidade por agressão no Estado do Rio Grande do Norte no período de 2010 a 2014, buscando identificar o padrão dessa distribuição por meio de uma análise geoestatística. Métodos: estudo ecológico que analisou 6.035 óbitos ocorridos nos 167 municípios do estado registrados no Sistema de Informação sobre Mortalidade. Calculou-se a taxa média de mortalidade no período e analisou-se a distribuição espacial, a intensidade e a significância dos aglomerados por meio do índice de Moran Global, MoranMap e LisaMap. Para a produção dos mapas, foi utilizado o TerraView 4.2.2. Resultados: As mortes por agressão atingiram principalmente o sexo masculino (93,3%), a faixa etária de 20-29 anos (40,1%), os pardos (75%) e os solteiros (70%). A Região de Saúde de maior registro foi a Metropolitana com 3.038 óbitos. O índice de Moran Global (I) foi de 0.35505 (p=0,01), mostrando que os valores estão autocorrelacionados no espaço. Os resultados do MoranMap e do LisaMap mostraram que houve formação de clusters significativos nas regiões metropolitana e Oeste do estado. Conclusão: a mortalidade por agressões está desigualmente distribuída no estado do Rio Grande do Norte, apresentando clusters de alta mortalidade em duas regiões do estado. (AU)


Introduction: Deaths from aggression stand out in Brazil, being the first cause of death among external causes. Objective: To analyze the spatial distribution of aggression mortality in the state of Rio Grande do Norte from 2010 to 2014 in order to identify the pattern of this distribution through a geostatistical analysis. Methods: this is an ecological study that analyzed 6035 deaths in 167 municipalities in the state registered in the Mortality Information System. The average mortality rate in the period after the spatial distribution is calculated, as well as the intensity and the significance of agglomerates through the global Moran index, and MoranMap LisaMap. For the production of maps the terraView was used 4.2.2. Results: Deaths from assault affected mainly males (93.3%), the age group of 20-29 years old (40.1%), mulattos (75%) and single (70%). The highest record Health Region was the Metropolitan with 3,038 deaths. The Global Moran index (I) was 0.35505 (P = 0.01), showing that the values are autocorrelated in space. The results of MoranMap and the LisaMap showed that there was significant formation of clusters in the metropolitan and West regions. Conclusion: mortality by aggression is unevenly distributed in the Rio Grande do Norte state, with high mortality clusters in two regions of the state. (AU)


Subject(s)
Violence , Mortality , Aggression , Spatial Analysis , Geography, Medical
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