From: Hepatitis B Virus infection in HIV-positive population in Brazil: results of a survey in the state of Mato Grosso and a comparative analysis with other regions of Brazil
CD4+ level
Anti-HBs +/total (%)
OR
CI 95%
p
0–200
6/46 (13.0)
1.0
-
201–350
16/87 (18.3)
1.5
0.5 – 4.2
0.4
> 350
59/158 (37.3)
4.2
1.6 – 10.7
0.02
Total
81/291 (100.0)