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1.
researchsquare; 2024.
Preprint em Inglês | PREPRINT-RESEARCHSQUARE | ID: ppzbmed-10.21203.rs.3.rs-3956706.v1

RESUMO

Background: Education is known to protect adolescent girls from unplanned pregnancy. School closures were component of COVID-19 “lockdown measures”. The impact of these measures on adolescent pregnancy worldwideis unknown.  Methods: We performed a systematic review to find evidence of the impact of “lockdowns” and school closures on adolescent pregnancy events during the COVID-19 pandemic. Databases including Pubmed, EMBASE, CINAHL, WHO Index Medicus, and Literatura Latinoamericana y Caribe en Ciencias de la Salud (LILACS) were searched. Studies that provided data on pregnancy rates in girls aged 10-19 before, during, and after the onset of the COVID-19 pandemic (defined as March 2020) were eligible for inclusion. Extracted data included study design, study location, age of participants, exposure period, and percentage or pregnancy rate data. Findings: On August 21st, 2023, 3049 studies were screened, with 79 eligible for full-text review. Ten studies were included in the final review: Seven performed in Africa (Uganda, Kenya, South Africa, and Ethiopia), and three in the Americas (USA and Brazil). Adolescent pregnancy increased in six out of the seven African studies while a decrease or no change was noted in USA and Brazil.All studies were at a high risk of bias. Interpretation:   Adolescent pregnancy rates during the COVID-19 pandemic may have substantially increased in sub-Saharan Africa. Data scarcity and low-quality evidence are significant limitations. The dynamic relationship between lockdown measures and adolescent pregnancies warrants ongoing multifaceted research and adaptive policies to safeguard adolescent sexual and reproductive health during health crisis. Systematic Review Registration: PROSPERO registration number CRD42022308354.


Assuntos
COVID-19
3.
preprints.org; 2020.
Preprint em Inglês | PREPRINT-PREPRINTS.ORG | ID: ppzbmed-202004.0191.v1

RESUMO

Objectives: COVID-19, a respiratory disease caused by SARS-COV2 and transmitted from person-to-person through viral droplets remains a global pandemic. There is a need to understand the transmission modes, populations at risk, and how to mitigate the spread and case fatality in the United States (US) and globally. The current study aimed to assess the global COVID-19 transmission and case fatality, examine similar parameters by countries and determine evidence-based practice in extreme epidemiology response in epidemic curve flattening and case fatality reduction. Methods: A cross-sectional ecologic design was used to assess the preexisting data on confirmed COVID-19 cases and mortality in March 2020 from the CDC, WHO, Worldodomter, and STATISTA. A rapid assessment between March 23rd and 31st, 2020, was utilized for the extreme epidemiology response. The case fatality, termed fatality proportion, was examined using mortality in relation to confirmed cases involving the world, United States of America (USA), United Kingdom (UK), Italy, France, Spain, China, Germany, India and South Korea. Results: The COVID-19 is a global pandemic, with the US as the epicenter for transmission, representing 20.9% of all confirmed cases worldwide, while Italy is the epicenter for case fatality, 30.6% of mortality as at 03/31/ 2020. The fatality proportion (FP) in Italy was 11.4%, Spain (8.8%), France (6.8%) and UK (6.4%). Despite the increased number of confirmed cases, the lowest FP was observed in Germany (0.96%) and South Korea (1.66%). There is increasing linear tends in transmission in the US, R2=0.97 as well as positive daily percentage change, ranging from 1.27% to 20.5%. Conclusions: The USA remains the epicenter for COVID-19 transmission, while Italy is the epicenter for case fatality. The observed relatively low case fatality in Germany and South Korea is due to an “extreme epidemiology” response through the application of Wuhan, China’s early data on COVID-19 transmission control measures and optimized patient care. These data are suggestive of relaxing the clinical guidelines in the United States in COVID-19 testing, application of contact tracing and testing, case isolation and most importantly enhancing resources for case management and social and physical distancing globally, hence epidemic curve flattening and case fatality reduction.


Assuntos
COVID-19 , Doenças Respiratórias
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