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Table 3 Gender and type of donor in relation to presence of HBsAg, HBeAg, anti-HBe, HBV DNA, anti-HBs and anti-HBc as markers for past infection and anti-HBs alone as indication of HBV vaccination

From: Hepatitis B virus strains from Rwandan blood donors are genetically similar and form one clade within subgenotype A1

  First time donors Repeat donors All donors
Presence of marker Males Females All Males Females All Males Females All
HBsAg (% of all 720 samples obtained) 113 (15.7) 18 (2.5) 131 (18.2) 7 (1.0) 1 (0.1) 8 (1.1) 120 (16.7) 19 (2.6) 139 (19.3)
HBeAga (% of 132 HBsAg positive samples) 27 (20.5) 4 (3.0) 31 (23.5) 1 (0.8) 0 1 (0.8) 28 (21.2) 4 (3.0) 32 (24.2)
Anti-HBeb (% of 131 HBsAg positive samples) 82 (62.6) 14 (10.7) 96 (73.3) 5 (3.8) 1 (0.8) 6 (4.6) 87 (66.4) 15 (11.4) 102 (77.9)
HBV DNA and HBeAg (% of HBeAg positive samples) 26 (96.3) 4 (100) 30 (96.8) 1 (100) 0 1 (100) 27 (96.4) 4 (100) 31 (96.9)
HBV DNA and anti-HBe (% of anti-HBe positive samples) 40 (48.8) 11 (78.6) 51 (53.1) 2 (40) 0 2 (33) 42 (48.3) 11 (73.3) 53 (52.0)
All with HBV DNA (% of 139HBsAg positive samples) 67 (48.2) 15 (10.8) 82 (59.0) 3 (2.2) 0 3 (2.2) 70 (50.4) 15 (10.8) 85 (61.2)
Anti-HBs and anti-HBc (% of 581 HBsAg negative) 37 (0.6) 11 (1.9) 48 (8.3) 66 (11.4) 8 (1.4) 74 (12.7) 103 (17.7) 19 (3.3) 122 (21)
Anti-HBs lacking anti-HBc (% of 581 HBsAg negative) 9 (1.5) 3 (0.6) 12 (2) 11 (1.9) 2 (0.3) 13 (2.2) 20 (3.4) 5 (0.9) 25 (4.3)
  1. a7 samples were not sufficient for HBeAg; b8 samples were not sufficient in material to run the anti-HBe