Comparison 20. tamoxifen vs methotrexate (combined with prostaglandin) : low dose tamoxifen (40).

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 failure to achieve complete abortion	1	198	Risk Ratio (M‐H, Fixed, 95% CI)	2.04 [0.86, 4.84]
2 side effects	1		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
2.1 nausea	1	198	Risk Ratio (M‐H, Fixed, 95% CI)	0.56 [0.33, 0.97]
2.2 vomiting	1	198	Risk Ratio (M‐H, Fixed, 95% CI)	1.70 [0.42, 6.92]
2.3 diarrhoea	1	198	Risk Ratio (M‐H, Fixed, 95% CI)	1.53 [0.26, 8.96]