| Profile | Cases | Controls | p | OR - IC | ||
| n | % | n | % | |||
| Domestic helps | 162 | 22.8 | 113 | 10.2 | 10−9 | 2.5 [2.0 - 3.4] |
| Singles | 275 | 38.8 | 236 | 21.4 | 10−9 | 2.58 [1.94 - 3.43] |
| Uneducated | 344 | 48.6 | 512 | 46.4 | 10−9 | 1.1 [0.9 - 1.3] |