ORT‐based algorithm showed no clear difference in live birth or ongoing pregnancy compared with standard starting dose of FSH (low certainty).
Summary of findings table ‐ Progestagen showed no clear difference in live birth or ongoing pregnancy compared with gnRH agonist (low certainty).
The review found no eligible studies for this question.
It is very uncertain whether embryo culture supernatant injection changes live birth/ongoing pregnancy compared with no intervention (very low certainty).
The review found no eligible studies for this question.
GM‐CSF‐supplemented culture media showed no clear difference in live birth or ongoing pregnancy compared with culture media not supplemented with GM‐CSF (low certainty).
TLS with conventional morphological assessment of still TLS images showed no clear difference in live birth or ongoing pregnancy compared with conventional incubation and assessment (low certainty).
It is very uncertain whether TLS utilising embryo selection software changes live birth or ongoing pregnancy compared with TLS with conventional morphological assessment of still TLS images (very low certainty).
It is very uncertain whether TLS utilising embryo selection software changes live birth or ongoing pregnancy compared with conventional incubation and assessment (very low certainty).
ART with seminal plasma showed no clear difference in live birth or ongoing pregnancy compared with standard ART (IVF, ICSI, and frozen embryo transfer) (low certainty).
It is very uncertain whether hCG changes live birth or ongoing pregnancy compared with placebo/no treatment (very low certainty).
Progesterone showed no clear difference in live birth or ongoing pregnancy compared with progesterone + oestrogen (low certainty).
It is very uncertain whether progesterone changes live birth or ongoing pregnancy compared with progesterone + GnRH agonist (very low certainty).
It is very uncertain whether progesterone changes live birth or ongoing pregnancy compared with placebo/no treatment (very low certainty).
Progesterone showed no clear difference in live birth or ongoing pregnancy compared with hCG regimens (low certainty).
It is very uncertain whether intrauterine infusion of autologous platelet‐rich plasma changes live birth (or ongoing pregnancy compared with intrauterine infusion of granulocyte colony‐stimulating factor (very low certainty).
It is very uncertain whether intrauterine injection of autologous platelet‐rich plasma changes live birth (or ongoing pregnancy) compared with no intervention (very low certainty).
It is very uncertain whether intrauterine infusion/injection of autologous platelet‐rich plasma changes live birth (or ongoing pregnancy) compared with no intervention or placebo (very low certainty).
Progesterone showed no clear difference in live birth rate/ongoing pregnancy compared with placebo/no treatment (low certainty).
Progesterone showed no clear difference in live birth/ongoing pregnancy rate compared with no treatment or placebo (route of progesterone administration) (low certainty).