Comparison 12. Triphasic GTD 50‐70‐100 μg and EE 30‐40‐30 μg versus monophasic DSG 150 μg and EE 20 μg.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Pregnancy per woman within 13 cycles	1	1613	Odds Ratio (M‐H, Random, 95% CI)	1.00 [0.14, 7.09]
2 Total discontinuation within 13 cycles	1	1613	Odds Ratio (M‐H, Random, 95% CI)	1.09 [0.88, 1.36]
3 Discontinuation due to medical reasons within 13 cycles	1	1613	Odds Ratio (M‐H, Random, 95% CI)	0.85 [0.60, 1.21]