Efficacy of Chinese herbal medicine Zengru Gao to promote breastfeeding: a multicenter randomized controlled trial

Table 1 Baseline main demographic and clinic characteristics of subjects enrolled in the randomized controlled trial for Zengru Gao

Variables	Intervention n = 256	Control n = 271	Total n = 527	p value
Mother age (Mean ± SD, years)	28.30 ± 3.13	28.39 ± 3.44	28.34 ± 3.28	0.7286
Height (Mean ± SD, cm)	160.18 ± 4.72	160.20 ± 4.93	160.19 ± 4.82	0.9606
Weight (Mean ± SD, Kg)	60.79 ± 8.12	61.46 ± 8.78	61.12 ± 8.45	0.3692
Gravidity^a(Mean ± SD)	1.85 ± 1.05	1.77 ± 0.99	1.81 ± 1.02	0.3418
Parity^b (Mean ± SD)	1.84 ± 1.03	1.78 ± 0.99	1.81 ± 1.01	0.4028
Gestation age (Mean ± SD, weeks)	39.00 ± 1.09	39.04 ± 1.05	39.02 ± 1.07	0.5549
Baby’s birth weight (Mean ± SD, Kg)	3.31 ± 0.38	3.29 ± 0.39	3.30 ± 0.38	0.3770
Baby’s birth height (Mean ± SD, cm)	50.06 ± 1.45	50.04 ± 1.45	50.05 ± 1.45	0.9938
Apgar Score (Mean ± SD)	9.84 ± 0.38	9.87 ± 0.35	9.85 ± 0.36	0.2719

^athe number of times that a woman has been pregnant; ^bthe number of times that she has given birth to a fetus with a gestational age of 24 weeks or more, regardless of whether the child was born alive or was stillborn

ISSN: 2662-7671