It is very uncertain whether hCG changes clinical pregnancy compared with placebo/no treatment (very low certainty).
RhCG showed no clear difference in clinical pregnancy rate per woman compared with uhCG (moderate certainty).
Low‐dose hCG showed no clear difference in clinical pregnancy compared with FSH throughout the COH (low certainty).
It is very uncertain whether human chorionic gonadotropin (hCG) injection changes clinical pregnancy rate compared with no treatment (very low certainty).
It is very uncertain whether the intervention changes clinical pregnancy Cleavage stage: hCG < 500 IU (very low certainty).
Coasting showed no clear difference in clinical Pregnancy compared with follicle stimulating hormone administration at time of hCG (low certainty).
Progesterone showed no clear difference in clinical pregnancy compared with hCG regimens (moderate certainty).
It is very uncertain whether rhLH changes clinical pregnancy rate per woman compared with uhCG (very low certainty).