Table 5.
Socio–demographic characteristics of blood donors by hepatitis B and C virus seropositivity at Gondar University Teaching Hospital in Northwest Ethiopia 2003-2007
| Characteristics | HBV Positive N (%) |
OR (95% CI) | P-Values | HCV Positive N (%) | OR (95% CI) | P-Values |
|---|---|---|---|---|---|---|
| Age group (years) | ||||||
| 17 - 25 | 144/3357 (4.3) | 1.43 (0.86 - 2.39) | 0.166 | 16/2726 (0.6) | 0.91 (0.26 - 3.12) | 0.875 |
| 26 - 35 | 89/1686 (5.3) | 1.78 (1.05 - 3.02) | 0.032 | 13/1395 (0.9) | 1.44 (0.41 - 5.08) | 0.569 |
| 36 - 45 | 48/757 (6.3) | 2.17 (1.23 - 3.81 | 0.007 | 3/621 (0.5) | 0.74 (0.15 - 3.71) | 0.718 |
| > 45 | 17/561 (3.0) | 1.00 | - | 3/463 (0.6) | 1.00 | - |
| Gender | ||||||
| Male | 273/5592 (4.9) | 1.00 | - | 34/4528 (0.8) | 1.00 | - |
| Female | 25/769 (3.3) | 0.66 (0.43 - 0.99) | 0.046 | 1/677 (0.1) | 0.20 (0.03 - 1.43) | 0.108 |
| Occupation | ||||||
| Student | 55/1347 (4.1) | 1.00 | _ | 6/1188 (0.5) | 1.00 | _ |
| Daily labourer | 79/1769 (4.5) | 1.10 (0.77 - 1.56) | 0.602 | 8/1312 (0.6) | 1.21 (0.42 - 3.49) | 0.726 |
| Farmer | 102/1575 (6.5) | 1.63 (1.16 - 2.28) | 0.005 | 14/1293 (1.1) | 2.16 (0.83 - 5.63) | 0.117 |
| Housewife | 7/212 (3.3) | 0.80 (0.36 - 1.79) | 0.589 | 1/179 (0.6) | 1.11 (0.13 - 9.25) | 0.925 |
| Govt.employee | 20/599 (3.3) | 0.81 (0.48 - 1.37) | 0.432 | 2/525 (0.4) | 0.75 (0.15 - 3.75) | 0.729 |
| Merchant | 12/333 (3.6) | 0.88 (0.47 - 1.66) | 0.689 | 0/288 | - | - |
| Military | 2/47 (4.3) | 1.04 (0.25 - 4.42) | 0.953 | 0/34 | - | - |
| Driver | 4/120 (3.3) | 0.81 (0.29 - 2.28) | 0.689 | 0/103 | - | - |
| Construction worker | 17/359 (4.7) | 1.17 (0.67 - 2.04) | 0.585 | 4/283 (1.4) | 2.82 (0.79 - 10.08) | 0.110 |
| Number of donation | ||||||
| First donation | 231/4372 (5.3) | 1.60 (1.21 - 2.11) | <0.001 | 25/3610 (0.7) | 1.11 (0.53 - 2.31) | 0.79 |
| Repeat donation | 67/1989 (3.4) | 1.00 | - | 10/1595 (0.6) | 1.00 | - |
| HIV status | ||||||
| Positive | 17/239 (7.1) | 1.59 (0.96 - 2.64) | 0.07 | 4/181 (2.2) | 3.64 (1.27- 10.42) | 0.02 |
| Negative | 281/6122 (4.6) | 1.00 | - | 31/5024 (0.6) | 1.00 | - |
OR = Odds ratio; CI = Confidence interval; N = Negative