Prevalence of pre-gestational and gestational smoking and factors associated with smoking cessation during pregnancy, Brazil, 2011-2012

• DOI: 10.1371/journal.pone.0217397
• Publication Date: 2019-05-24T17:31:33Z
• Authors: Rosa Maria Soares...; Valeska Carvalho ...; Maria do Carmo Leal
• Keywords: Prenatal Care

Gestational smoking is associated with various adverse maternal and fetal outcomes. Over the last three decades, despite considerable advances in tobacco control policy Brazil, gestational has caused a number of deaths disabilities. The aim this study to estimate prevalence pre-gestational identify factors cessation up 20th week."Birth Brazil" was nationwide hospital-based conducted from February 2011 October 2012. Smoking during pregnancy estimated through face-to-face interviews postpartum women hospitalization for birth care. We performed multivariate logistic regression verify 5th month pregnancy.prevalence 16.1% (CI 95% 15.3%-16.9%); any time 9.6% 9.0%-10.3%); 56.7% 54.0%-59.4%). were residence North, Northeast, Central-West having received at least one prenatal consultation (OR 3.51 CI 1.85-6.67), more years schooling (15 or vs less than 7 OR 5.54 2.97-10.34), living partner 1.35 1.01-1.79), no children prior index 2.77 2.13-3.61), absence alcohol use (1.74 1.39-2.18) suspected abuse 1.62 1.07-2.45).The rate Brazil still high increased social vulnerability, which may contribute occurrence unfavorable perinatal