We estimated the prevalence of HBsAg in pregnant women assisted in public and private health systems of the city of Passo Fundo, RS, Brazil. Health registers of 3,573 patients assisted in 6 public and 16 private services were analyzed. The socioeconomic level was estimated comparing the number of pregnancies. Overall prevalence of HBsAg was 0.7%, being similar comparing public and private systems (0.64 vs 0.79%; P = 0.603). Pregnancy number was higher in patients of the private system [2 (1-6) vs 1 (1-3); P = 0.0001]. The prevalence of HBsAg in pregnant women of Passo Fundo was low and independent of the socioeconomic level.
Hepatitis B surface antigens; Hepatitis B; Pregnancy; Passo Fundo, RS, Brazil
