| Time of diagnosis | Duration of ARV treatment in months | ||||
| N | Minimum | Mean standard | Deviation | Maximum | |
| Before pregnancy | 50 | 11.57 | 58.07 | 32.43 | 171.47 |
| During pregnancy | 43 | 0.17 | 6.82 | 12.57 | 79.93 |
| After childbirth | 1 | 0.03 | 0.03 | - | - |