| S. Typhi | Male No. (%) | Female No. (%) | Total No. (%) | z-value | P-value |
| IgM |
|
|
|
|
|
| Positive | 28 (8.0) | 9 (17.3) | 37 (9.0) | 3.573 | 0.001* |
| Negative | 320 (92.0) | 43 (82.7) | 363 (91.0) |
|
|
| Total | 348 (100.0) | 52 (100.0) | 400 (100.0) |
|
|
| IgG |
|
|
|
|
|
| Positive | 11 (3.2) | 3 (5.8) | 14 (3.5) |
| 0.4365 |
| Negative | 337 (96.8) | 49 (94.2) | 386 (96.5) |
|
|
| Total | 348 (100.0) | 52 (100.0) | 400 (100.0) |
|
|
| Donor History | Number of donations |
|
| ||
| New donor No. (%) | 1 to 3 No. (%) | >3 No. (%) | |||
| IgM (n = 37) | 23 (72.4) | 12 (32.4) | 2 (5.4) |
|
|
| IgG (n = 14) | 8 (57.1) | 4 (28.6) | 2 (14.3) |
|
|