Blood safety and epidemiological trends of blood-borne infections in Brazil: A retrospective analysis.

In some regions of Rio de Janeiro, there was an increase in the number of blood donations between 2% and 10% [ 12 ] Regarding the donors deferred in this study, syphilis emerged as the leading cause, similar to the findings of a study conducted in Bahia, in which 1.08% of blood donation candidates tested positive [ 6 ] Similarly, research conducted in the state of Goiás, Central-Western region, reported a syphilis-related deferral rate of 0.87%,[ 5 ] with an increasing trend in infection prevalence during the study period, reflecting the national epidemiological trend [ 13 ] Attie et al. obtained similar results in the state of Paraná, in the Southern region, reporting a 0.67% positivity rate for syphilis in 248,542 individuals subjected to serological screening using

also in 63,971 other papers

, with surveys indicating that only 16.6% of older individuals use condoms consistently [ 20 ] The second leading cause of serological deferral observed in this study was HBV infection, which was identified as the most frequent cause in another study conducted in the Central-Western region but with a decreasing trend in its prevalence during the investigated period.

also in 47,180 other papers