Table 1.
HBV positivity by sex and age among 273 donors in rural regions of four prefectures of the Central African Republic
|
Age (years) |
Male |
Female |
Total |
|||
|---|---|---|---|---|---|---|
| n positive (Total) | % of *HBV+ (95% CI) | n positive (Total) | % of *HBV+ (95% CI) | n positive (Total) | % *HBV+(95% CI) | |
| 0–15 |
5 (29) |
17.8 (3.5–31.0) |
5 (28) |
17.8 (3.7–32.0) |
10 (57) |
17.5 (8.4–32.3) |
| 16–25 |
18 (40) |
45.0 (29.6–60.4) |
20 (58) |
34.5 (22.2–46.7) |
38 (98) |
38.8 (27.4–53.2) |
| > 25 |
8 (31) |
25.8 (10.4–41.2) |
18 (87) |
20.7 (12.2–29.2) |
26 (18) |
22.0 (14.4–32.3) |
| All | 31 (100) | 31.0 (21.1–44.0) | 43 (173) | 25.0 (18.0–33.5) | 74 (273) | 27.1** (21.3–34.0) |
*At least one marker (HBsAg or anti-HBc antibody).
**The estimated population prevalence after taking into account the gender and age group distribution of the CAR is 24.2%.