Comparison 1. Exposure to any drug; comparison group: subfertile; any.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Endometrial cancer; subgroup by effect estimate	6	156774	Risk Ratio (Random, 95% CI)	0.96 [0.67, 1.37]
1.1 RR	2	12548	Risk Ratio (Random, 95% CI)	1.31 [0.61, 2.81]
1.2 IRR	2	32131	Risk Ratio (Random, 95% CI)	0.86 [0.46, 1.63]
1.3 HR	2	112095	Risk Ratio (Random, 95% CI)	0.90 [0.52, 1.54]