Comparison 3. Short versus long interval.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 live birth rate per couple	1		Odds Ratio (M‐H, Fixed, 95% CI)	Totals not selected
1.1 24 hours versus 34‐36 hours	1		Odds Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
2 pregnancy rate per couple	2		Odds Ratio (M‐H, Fixed, 95% CI)	Subtotals only
2.1 24 hours versus 34‐36 hours	2	234	Odds Ratio (M‐H, Fixed, 95% CI)	0.55 [0.31, 0.98]
2.2 24 hours versus 48 hours	1	30	Odds Ratio (M‐H, Fixed, 95% CI)	0.44 [0.10, 1.92]
2.3 34‐36 hours versus 48 hours	1	30	Odds Ratio (M‐H, Fixed, 95% CI)	0.58 [0.14, 2.48]
3 miscarriage rate per pregnancy	2		Odds Ratio (M‐H, Fixed, 95% CI)	Subtotals only
3.1 24 hours versus 34‐36 hours	2	67	Odds Ratio (M‐H, Fixed, 95% CI)	1.58 [0.35, 7.16]
3.2 24 hours versus 48 hours	1	15	Odds Ratio (M‐H, Fixed, 95% CI)	4.0 [0.27, 58.56]
3.3 34‐36 hours versus 48 hours	1	16	Odds Ratio (M‐H, Fixed, 95% CI)	1.33 [0.07, 25.91]