| Associations with category of patients | Pearson chi2 (df) | P value |
| age group | 36 (24) | 0.055 |
| contact with suspect | 3.81 (3) | 0.282 |
| employed by case facility | 3 (3) | 0.392 |
| attended mass gathering | 1.74 (3) | 0.627 |
| contact with traveler | 6.18 (3) | 0.103 |
| qualified case | 0.14 (3) | 0.987 |
| bcg vaccine | 7.78 (6) | 0.255 |
| gender | 0.07 (3) | 0.995 |
| marital status | 4.39 (9) | 0.884 |
| LGA | 80.83 (90) | 0.745 |
| symptom | 65.98 (75) | 0.762 |
| pre existing condition | 11.32 (45) | 0.999 |