| Hospital | Sex Group | Applicable Cases | Mean | Standard Deviation |
| St. Andrew’s Hospital | Male | 1014 | 15.1 | 4.19 |
| Female | 216 | 13.4 | 1.96 | |
| Kasungu District Hospital | Male | 253 | 15.1 | 1.29 |
| Female | 75 | 13.7 | 1.53 | |
| Combined | Male | 1267 | 15.1 | 3.80 |
| Female | 291 | 13.5 | 1.86 |