IUI in a stimulated cycle showed no clear difference in multiple pregnancy rate per couple compared with IUI (low certainty).
IUI in a natural cycle showed no clear difference in multiple pregnancy rate per couple compared with TI or expectant management (low certainty).
IUI in stimulated cycles showed no clear difference in multiple pregnancy rate per couple compared with TI (low certainty).
IUI in a stimulated cycle showed no clear difference in multiple pregnancy rate per couple compared with TI or expectant management (low certainty).
It is very uncertain whether gonadotropins with GnRH agonists changes multiple pregnancy rate per couple compared with gonadotropins alone (very low certainty).
Gonadotropins with GnRH antagonist showed no clear difference in multiple pregnancy rate per couple compared with gonadotropins alone (moderate certainty).
Gonadotropins showed no clear difference in multiple pregnancy rate per couple compared with anti‐oestrogens (low certainty).
Gonadotrophins with anti‐oestrogens showed no clear difference in multiple pregnancy rate per couple compared with gonadotropins alone (low certainty).
It is very uncertain whether aromatase inhibitors changes multiple pregnancy rate per couple compared with gonadotropins (very low certainty).
Aromatase inhibitors with gonadotropins showed no clear difference in multiple pregnancy rate per couple compared with anti‐oestrogens with gonadotropins (low certainty).
Aromatase inhibitors showed no clear difference in multiple pregnancy rate per couple compared with anti‐oestrogens (low certainty).