Prevalence of sexual initiation and associated factors in school adolescents in Piauí, Brazil, 2015.

OBJECTIVE: to analyze prevalence of sexual initiation and associated factors in adolescents in Piauí. METHODS: this was a cross-sectional study, with secondary data from the 2015 National Adolescent School-based Health Survey. Hierarchical analysis was performed using robust Poisson regression. RESULTS: a total of 3.872 adolescents were interviewed. Prevalence of sexual initiation was 24.2%; risk factors for sexual initiation were being male [prevalence ratio (PR) = 2.18; 95% confidence interval (95%CI) 1.90;2.47], being 15 years old or over (PR = 2.49; 95%CI 2.18;2.76), living with mother (PR = 0.68; 95%CI 0.54;0.82), working (PR = 1.82; 95%CI 1.55;2.10), attending a public school (PR = 1.39; 95%CI 1.09;1.75), practicing bullying (PR = 1.50; 95%CI 1.31;1.72), using alcohol (PR = 2.35; 95%CI 2.09;2.64), using cigarettes (PR = 1.46; 95%CI 1.22;1.70) and using illicit drugs (PR = 1.40; 95%CI 1.15;1.66). CONCLUSION: prevalence of sexual initiation was high and associated with sociodemographic characteristics and vulnerable health behaviors, indicating the need for health promotion strategies.

Prevalence and associated factors of sexual initiation in school adolescents in Piauí, 2015 / Prevalência y factores asociados a la iniciación sexual en adolescentes escolares de Piauí, 2015 / Prevalência e fatores associados à iniciação sexual em adolescentes escolares do Piauí, 2015

Objective: to analyze prevalence and factors associated with sexual initiation in adolescent in Piauí. Methods: cross-sectional study, with secondary data from the National Adolescent Health Survey, 2015. A hierarchical analysis was performed using robust Poisson regression. Results: there was prevalence of sexual initiation of 24.2%, being associated with male [prevalence ratio (PR) = 2.11; 95% confidence interval (95%CI) 1.77;2.35)], be 15 years old or over (PR = 2.70; 95%CI 2.21;3.01), live with mother (PR = 0.69; 95%CI 0.54;0.80), work (PR = 1.88; 95%CI 1.61;1.2.12), study in public school (PR = 1.33; 95%CI 1.10;1.79), practicing bullying (PR = 1.51; 95%CI 1.32;1.70), using alcohol (PR = 2.39; 95%CI 2.11;2.67), using cigarettes (PR = 1.44; 95%CI 1.20;1.66) and using illicit drugs (PR = 1.41; 95%CI 1.11;1.68). Conclusion: the prevalence of sexual initiation was high and associated with vulnerable health behaviors and sociodemographic characteristics, indicating strategies for health promotion.

Objetivo: analizar prevalencia y factores asociados a la iniciación sexual de adolescentes en Piauí. Métodos: estudio transversal, con datos de la Encuesta Nacional de Salud Adolescente, 2015. Se realizó análisis jerárquico mediante regresión robusta de Poisson. Resultados: hubo prevalencia de iniciación sexual del 24,2%, estando asociada con ser hombre (RP = 2,11; IC95% 1,77;2,35), tener 15 años o más (RP = 2,70; IC95% 2,21;3,01), vivir con la madre (RP = 0,69; IC95% 0,54;0,80), trabajar (RP = 1,88; IC95% 1,61;2,12), estudiar en escuela pública (RP = 1,33; IC95% 1,10;1,79), practicar bullying (RP = 1,51; IC95% 1,32;1,70), consumir alcohol (RP = 2,39;IC95% 2,11;2,67), consumir cigarrillos (RP = 1,44; IC95% 1,20;1,66) y consumir drogas ilícitas (RP = 1,41; IC95% 1,11;1,68). Conclusión: la prevalencia de iniciación sexual fue alta y se asoció con comportamientos vulnerables a la salud y características sociodemográficas, indicando estrategias para de promoción de la salud.

Objetivo: analisar prevalência e fatores associados à iniciação sexual de adolescentes do Piauí. Métodos: estudo transversal, com dados da Pesquisa Nacional de Saúde do Escolar, 2015. Realizou-se análise hierarquizada por regressão de Poisson. Resultados: foram entrevistados 3.872 adolescentes. A prevalência de iniciação sexual foi de 24,2%; sexo masculino [razão de prevalência (RP) = 2,11; intervalo de confiança de 95% (IC95%) 1,77;2,35], idade > 15 anos (RP= 2,70; IC95% 2,21;3,01), morar com a mãe (RP = 0,69; IC95% 0,54;0,80), trabalhar (RP = 1,88; IC95% 1,61;2,12), estudar em escola pública (RP = 1,33; IC95% 1,10;1,79), praticar bullying (RP = 1,51; IC95% 1,32;1,70), usar álcool (RP = 2,39; IC95% 2,11;2,67), cigarro (RP = 1,44; IC95% 1,20;1,66) e drogas ilícitas (RP = 1,41; IC95% 1,11;1,68) foram fatores de risco para o evento. Conclusão: a prevalência de iniciação sexual foi alta e associada a características sociodemográficas e comportamentos vulneráveis à saúde, demandando estratégias de promoção de saúde.

Prevalência e fatores associados à iniciação sexual em adolescentes escolares do Piauí, 2015 / Prevalência y factores asociados a la iniciación sexual en adolescentes escolares de Piauí, Brasil, 2015 / Prevalence of sexual initiation and associated factors in school adolescents in Piauí, Brazil, 2015

Objective: to analyze prevalence of sexual initiation and associated factors in adolescents in Piauí. Methods: this was a cross-sectional study, with secondary data from the 2015 National Adolescent School-based Health Survey. Hierarchical analysis was performed using robust Poisson regression. Results: a total of 3.872 adolescents were interviewed. Prevalence of sexual initiation was 24.2%; risk factors for sexual initiation were being male [prevalence ratio (PR) = 2.18; 95% confidence interval (95%CI) 1.90;2.47], being 15 years old or over (PR = 2.49; 95%CI 2.18;2.76), living with mother (PR = 0.68; 95%CI 0.54;0.82), working (PR = 1.82; 95%CI 1.55;2.10), attending a public school (PR = 1.39; 95%CI 1.09;1.75), practicing bullying (PR = 1.50; 95%CI 1.31;1.72), using alcohol (PR = 2.35; 95%CI 2.09;2.64), using cigarettes (PR = 1.46; 95%CI 1.22;1.70) and using illicit drugs (PR = 1.40; 95%CI 1.15;1.66). Conclusion: prevalence of sexual initiation was high and associated with sociodemographic characteristics and vulnerable health behaviors, indicating the need for health promotion strategies.

Objetivo: analizar prevalencia y factores asociados a la iniciación sexual de adolescentes en Piauí. Métodos: estudio transversal, con datos de la Encuesta Nacional de Salud Adolescente, 2015. Se realizó análisis jerárquico mediante regresión robusta de Poisson. Resultados: han sido entrevistados 3.872 adolescentes. Hubo prevalencia de iniciación sexual del 24,2%, estando asociada con ser hombre (RP = 2,18; IC95% 1,90;2,47), tener 15 años o más (RP = 2.49; IC95% 2,18;2,76), vivir con la madre (RP = 0,68; IC95% 0,54;0,82), trabajar (RP = 1.82; IC95% 1,55;2,10), estudiar en escuela pública (RP = 1,39; IC95% 1,09;1,75), practicar bullying (RP = 1,50; IC95% 1,31;1,72), consumir alcohol (RP = 2.35; IC95% 2,09;2,64), consumir cigarrillos (RP = 1,46; IC95% 1,22;1,70) y consumir drogas ilícitas (RP = 1,40; IC95% 1,15;1,66). Conclusión: la prevalencia de iniciación sexual fue alta y se asoció con comportamientos vulnerables a la salud y características sociodemográficas, indicando estrategias para de promoción de la salud.

Objetivo: analisar prevalência e fatores associados à iniciação sexual de adolescentes do Piauí. Métodos: estudo transversal, com dados da Pesquisa Nacional de Saúde do Escolar, 2015. Realizou-se análise hierarquizada por regressão de Poisson. Resultados: foram entrevistados 3.872 adolescentes. A prevalência de iniciação sexual foi de 24,2%; sexo masculino [razão de prevalência (RP) = 2,18; intervalo de confiança de 95% (IC95%) 1,90;2,47], idade ≥ 15 anos (RP = 2,49; IC95% 2,18;2,76), morar com a mãe (RP = 0,68; IC95% 0,54;0,82), trabalhar (RP = 1,82; IC95% 1,55;2,10). estudar em escola pública (RP = 1,39; IC95% 1,09;1,75), praticar bullying (RP = 1,50; IC95% 1,31;1,72), usar álcool (RP = 2,35; IC95% 2,09;2,64), cigarro (RP = 1,46; IC95% 1,22;1,70) e drogas ilícitas (RP = 1,40; IC95% 1,15;1,66) foram fatores de risco para o evento. Conclusão: a prevalência de iniciação sexual foi alta e associada a características sociodemográficas e comportamentos vulneráveis à saúde, demandando estratégias de promoção de saúde.