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Table 2 HBsAg prevalence by age among the pregnant women

From: Prevalence, correlates and pattern of Hepatitis B among antenatal clinic attenders in Yaounde-Cameroon: is perinatal transmission of HBV neglected in Cameroon?

Age group Number (n = 959) HBsAg + (%) HBsAg – (%)
≤ 15 3 0 (0.0%) 3 (100.0%)
16 – 20 50 5 (10.0%) 45 (90.0%)
21 – 24 224 13 (5.8%) 211 (94.2%)
25 – 29 356 38 (10.7%) 318 (89.3%)
30 – 34 198 14 (7.1%) 184 (92.9%)
35 – 39 114 3 (2.6%) 111 (97.4%)
40+ 14 1 (7.1%) 13 (92.9%)
  1. (FE χ 2 = 10.4 df = 6 p = 0.11).