Combined oral contraceptive pill vs placebo or no treatment
- no estimate extracted1 study · 96 participantsVery low
- no estimate extracted2 studies · 327 participantsVery low
It is very uncertain whether combined oral contraceptive pill changes self‐reported pain (dysmenorrhoea) (dichotomous data): reduction of… compared with other medical treatment (very low certainty).
Combined oral contraceptive pill probably leads to lower live birth or ongoing pregnancy (COCP + Ant vs Ant) compared with no pretreatment (moderate certainty).
Combined oral contraceptive pill showed no clear difference in pregnancy loss (COCP + Ant vs Ant) compared with no pretreatment (moderate certainty).
Combined oral contraceptive pill showed no clear difference in multiple pregnancy rate (COCP + Ant vs Ant) compared with no pretreatment (low certainty).
Combined oral contraceptive pill showed no clear difference in OHSS rate (COCP + Ant vs Ant) compared with no pretreatment (low certainty).
Combined oral contraceptive pill probably leads to higher response to treatment compared with placebo (moderate certainty).
The review found no eligible studies for this question.
It is very uncertain whether combined oral contraceptive pill changes adverse effects ‐ Any adverse events compared with levonorgestrel‐releasing intrauterine system (very low certainty).
It is very uncertain whether combined oral contraceptive pill changes response to treatment compared with contraceptive vaginal ring (very low certainty).
It is very uncertain whether combined oral contraceptive pill changes satisfaction with treatment compared with contraceptive vaginal ring (very low certainty).
The review found no eligible studies for this question.
Combined oral contraceptive pill may leads to higher adverse events: nausea compared with contraceptive vaginal ring (low certainty).
Combined oral contraceptive pill probably leads to higher improvement in MBL (participant assessment) compared with placebo (moderate certainty).
The review found no eligible studies for this question.
Combined oral contraceptive pill probably leads to higher adverse events ‐ Any adverse events (treatment‐emergent) compared with placebo (moderate certainty).