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1.
Acta méd. peru ; 27(2): 91-98, abr.-jun. 2010. ilus, tab
Article in Spanish | LILACS, LIPECS | ID: lil-580156

ABSTRACT

Objetivo: Realizar la validación de la encuesta para diagnóstico indirecto de abuso/dependencia al alcohol en la sierra peruana. Material y método: Se usó la base de datos del Estudio Epidemiológico de Salud Mental 2003 realizado en la sierra peruana que contenía módulos que evaluaban la situación de salud mental. Se utilizó el módulo de diagnóstico directo de abuso/dependencia al alcohol, aplicado al adulto y la encuesta diagnóstico indirecto de abuso/dependencia al alcohol, aplicado a la mujer unida. La muestra fue de 1 302 parejas mujer unida û adulto. Para hallar la confiabilidad se utilizó el coeficiente alfa de Cronbach. Se realizó la validez de criterio comparándola con el cuestionario directo y la de constructo utilizando el análisis factorial. Resultados: Se obtuvo una coherencia interna de 93,1 por ciento. La probabilidad estimada de que el criterio externo y el cuestionario coincidan en el diagnóstico es 77 por ciento. Siendo el punto de mejor sensibilidad (70,4 por ciento) y especificidad (74,9 por ciento) en 2 ítems. El análisis factorial indica que la mayoría de ítems satura a un factor predominante. Conclusiones: El cuestionario indirecto para diagnóstico de abuso/ dependencia de alcohol es parcialmente válido para poblaciones con características similares a las de la sierra peruana.


Objective: Validation of a survey for making an indirect diagnosis of abuse/dependence of alcohol survey in the Peruvian Andes. Material and method: We used the database of The Mental Health Epidemiological Study conducted in the Peruvian Andes in 2003, which includes surveys assessing mental health. We used the direct diagnosis of alcohol abuse/dependence module in adult males, and indirect diagnosis of alcohol abuse/dependence survey in their spouses. The sample size was 1,302 adult couples. CronbachÆs Alpha coefficient was used in order to verify reliability of the tests. Validity of criteria was obtained by comparing them with the direct questionnaire and the validity of the construct was determined by using a factorial analysis. Results: The internal consistency of the questionnaire was 93.1 percent. The estimated probability of matching between the indirect survey and the external criteria is 77 percent. Best sensitivity (70.4 percent) and specificity (74.9 percent) values were located in 2 positive items. The factorial analysis indicated that most of the items saturate one predominant factor. Conclusions: The questionnaire for indirect diagnosis of alcohol abuse/ dependence is partially valid in populations with similar characteristics to those from the Peruvian Andes.


Subject(s)
Humans , Male , Female , Adolescent , Adult , Middle Aged , Alcoholism , Alcoholism/diagnosis , Data Collection
2.
Braz. j. biol ; 69(2): 333-338, May 2009. ilus, graf, tab
Article in English | LILACS | ID: lil-519175

ABSTRACT

Manifestation of infectious pathologies in fishes usually increases in environments where organic wastes are disposed. Specimens of Mugil platanus Günther, 1880 and water samples collected at three points of the Tramandaí river were analyzed during a one year period. The macroscopic observation revealed ulcerations in the caudal peduncle area covered with a mass of amorphous and whitened tissues. Histopathologic analysis showed the presence of negative gram bacteria, probably responsible for alterations of the normal structure of the epidermic tissues. Non-parametric statistical analysis for ammonia concentration showed a significant variation among the three collected spots as well as in the multiple comparison between two spots. In this study, we describe cutaneous lesions observed in Mugil platanus specimens and tested their correlation with environmental ammonia concentration.


A manifestação de patologias infecciosas em populações de peixes costuma ser incrementada em ambientes onde são lançados despejos orgânicos. Exemplares da espécie Mugil platanus Günther, 1880 coletados em três pontos do rio Tramandaí foram utilizados para análise das alterações, e amostras de água foram tomadas durante o período de um ano para verificação da presença de bactérias. A observação macroscópica revelou ulcerações na região do pedúnculo caudal revestidas por uma massa de tecido amorfo e esbranquiçado. A análise histopatológica mostrou a presença de bactérias gram negativas, que provavelmente foram as responsáveis pela alteração da estrutura normal dos tecidos de revestimento do corpo. O resultado da análise estatística não paramétrica para a concentração de amônia mostrou variação significativa entre os três pontos amostrados bem como nas comparações múltiplas entre os pontos dois a dois. Este trabalho descreve as lesões cutâneas observadas em Mugil platanus e testa sua correlação com a concentração de amônia.


Subject(s)
Animals , Humans , Ammonia/analysis , Gram-Negative Bacteria/isolation & purification , Sewage/adverse effects , Skin/microbiology , Smegmamorpha/microbiology , Water Microbiology , Brazil , Rivers/microbiology , Seasons , Sewage/microbiology , Skin/pathology
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