Comparison 2. Operative hysteroscopy versus control in women undergoing medically assisted reproduction with suspected major uterine cavity abnormalities.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Clinical pregnancy	1	204	Odds Ratio (M‐H, Fixed, 95% CI)	4.41 [2.45, 7.96]
1.1 Hysteroscopic polypectomy vs diagnostic hysteroscopy and biopsy only prior to intrauterine insemination	1	204	Odds Ratio (M‐H, Fixed, 95% CI)	4.41 [2.45, 7.96]