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Table 3 Positivity rate of transfusion – transmissible infections by sex, age group and region of residence of the donors

From: Seroprevalence of transfusion-transmissible infections among blood donors at National Blood Transfusion Service, Eritrea: a seven-year retrospective study

Donor Characteristic No of Donors (N) Positive No (%) HBsAg+ No (%) Anti-HCV+ No (%) Anti - HIV+ No (%) Anti -TP+ No (%) MI No (%)
Sex
 Male 39,978 1619 (4.0) 892 (2.2) 313 (0.8) 104 (0.26) 275 (0.7) 35 (0.09)
 Female 20,258 601 (2.97) 311 (1.5) 129 (0.6) 78 (0.39) 76 (0.4) 7 (0.0)
P -value   0.000* 0.000* 0.026* 0.005* 0.000* 0.015*
Age Group
 16–17 12,666 566 (4.4) 331 (2.6) 115 (0.9) 53 (0.4) 61 (0.5) 6 (0.0)
 18–24 28,364 817 (2.9) 467 (1.6) 181 (0.6) 57 (0.2) 94 (0.3) 18 (0.1)
 25–44 14,922 614 (4.1) 322 (2.2) 114 (0.8) 54 (0.4) 112 (0.8) 12 (0.1)
 45–64 4276 223 (5.1) 83 (1.9) 32 (0.7) 18 (0.4) 84 (2.0) 6 (0.1)
P -value   0.000 0.000 0.000 0.001 0.000 0.357
Region of Residence
 Maekel 46,420 1449 (3.1) 731 (1.6) 291 (0.6) 145 (0.3) 258 (0.6) 24 (0.1)
 Debub 8860 455 (5.1) 285 (3.2) 87 (1.0) 26 (0.3) 49 (0.6) 8 (0.1)
 Gash-Barka 1002 95 (9.5) 51 (5.1) 14 (1.4) 1 (0.1) 24 (2.4) 5 (0.5)
 Anseba 2268 120 (5.3) 71 (3.1) 35 (1.5) 5 (0.2) 6 (0.3) 3 (0.1)
 North Red Sea 1436 89 (6.2) 57 (4.0) 13 (0.9) 4 (0.3) 13 (0.9) 2 (0.1)
 South Red Sea 251 12 (4.8) 8 (3.2) 2 (0.8) 1 (0.4) 1 (0.4) 0 (0.0)
P -value   0.000 0.000 0.000 0.828 0.000 0.000
  1. P-value, Pearson Chi-square test and Fishers exact test (*) for statistical difference in the distribution within each group, MI Multiple Infections