Table 1 The characteristics of the subjects
General information | OBI group (n = 107) (%) | Control group (n = 280) (%) | P |
|---|---|---|---|
Age | |||
≤ 40 | 62 (57.94) | 185 (66.07) | 0.137 |
> 40 | 45 (42.06) | 95 (33.93) | |
Sex | |||
Male | 75 (70.09) | 174 (62.14) | 0.144 |
Female | 32 (29.91) | 106 (37.86) | |
Address | |||
City | 59 (55.14) | 150 (53.57) | 0.782 |
Country | 48 (44.86) | 130 (46.43) | |
Type of donor | |||
First-time donor | 82 (76.64) | 209 (74.64) | 0.685 |
Repeat donor | 25 (23.36) | 71 (25.36) | |
Serological markers | |||
Anti-HBs (+) | 6 (5.61%) | – | |
Anti-HBs (+) anti-HBe (+) anti-HBc (+) | 6 (5.61%) | – | |
Anti-HBe (+) anti-HBc (+) | 1 (0.93%) | – | |
Anti-HBs (+) anti-HBc (+) | 48 (44.86%) | – | |
Anti-HBc (+) | 37 (34.58%) | – | |
Anti-HBe (+) | 2 (1.87%) | – | |
Anti-HBs (+) anti-HBe (+) | 4 (3.74%) | – |