Comparison 7. Multiple methods of breastfeeding support versus usual care: subgroup analysis by timing of intervention.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Exclusive breastfeeding at 4‐6 weeks	4	445	Risk Ratio (M‐H, Random, 95% CI)	1.21 [0.83, 1.77]
1.1 Intervention in the antenatal and postnatal period	3	238	Risk Ratio (M‐H, Random, 95% CI)	1.11 [0.61, 2.02]
1.2 Intervention in the postnatal period only	1	207	Risk Ratio (M‐H, Random, 95% CI)	1.42 [1.13, 1.78]
2 Any breastfeeding at 4‐6 weeks	2	103	Risk Ratio (M‐H, Random, 95% CI)	1.04 [0.57, 1.89]
2.1 Intervention in the antenatal and postnatal period	2	103	Risk Ratio (M‐H, Random, 95% CI)	1.04 [0.57, 1.89]
2.2 Intervention in the postnatal period only	0	0	Risk Ratio (M‐H, Random, 95% CI)	0.0 [0.0, 0.0]