| Infection | Transfusion Status | CASES | CONTROL | TOTAL | p value | |||
| No Tested | No (%) positive | No Tested | No (%) positive | No Tested | No (%) positive |
| ||
| HIV | Transfused | 566 | 1 (0.2) | 54 | 0 (0.0) | 620 | 1 (0.2) | 0.99 |
| Not transfused | 451 | 1 (0.2) | 963 | 11 (1.1) | 1414 | 12 (0.8) | 0.12 | |
| Total | 1017 | 2 (0.2) p = 0.99 | 1017 | 11 (1.1) p = 0.99 | 2034 | 13 (0.6) p = 0.13 | 0.02 | |
| HBV | Transfused | 566 | 34 (6.0) | 54 | 3 (5.6) | 620 | 37 (6.0) | 0.99 |
| Not transfused | 451 | 24 (5.3) | 963 | 63 (6.5) | 1414 | 87 (6.2) | 0.41 | |
| Total | 1017 | 58 (5.7) p = 0.69 | 1017 | 66 (6.5) p = 0.99 | 2034 | 124 (6.1) p = 0.92 | 0.52 | |
| HCV | Transfused | 566 | 6 (1.1) | 54 | 0 (0.0) | 620 | 6 (1.0) | 0.99 |
| Not transfused | 451 | 4 (0.9) | 963 | 22 (2.3) | 1414 | 26 (1.8) | 0.09 | |
| Total | 1017 | 10 (1.0) p = 0.99 | 1017 | 22 (2.2) p = 0.63 | 2034 | 32 (1.6) p = 0.18 | 0.048 | |