Oral Application of Mother’s Own Milk for Reducing Necrotizing Enterocolitis in Preterm Infants: An Updated Meta-Analysis of RCTs

Table 1

Characteristics of the included studies.

Author, year	Country	BW, GA	Intervention	Intervention dose	Sample size		Male (%)
					Intervention	Control	Intervention	Control
Alvarez, 2020	Spain	<1500 g, <32 weeks	MOM	0.2 ml/4 h/14 days	41	46	60	56.5
Aggarwal, 2021	India	<32 weeks	MOM and DHM	0.2 ml/3 h	128	128	53.1	45.4
Chen, 2021	China	<1000 g, <28 weeks	MOM	0.2 ml/4 h/5 days	51	53	52.94	47.17
Ferreira, 2019	Brazil	<1500 g, <34 weeks	MOM	0.2 ml/2 h/2 days	47	66	49	59
Glass, 2017	USA	<1500 g	MOM	0.2 ml/3 h/5 days	17	13	41	62
Lee, 2014	Korea	<28 weeks	MOM	0.2 ml/3 h/3 days	24	24	50	42
Ouyang, 2021	China	≤32 weeks	MOM	0.2 ml/3 h/10 days	127	125	51.2	62.4
Rodriguez, 2011	USA	<1000 g, <28 weeks	MOM	0.2 ml/2 h/2 days	9	6	77.8	50
Romano-Keeler, 2016	USA	<32 weeks	MOM and DHM	0.2 ml/6 h/5 days	48	51	50	41
Sharma, 2019	India	<1250 g, <30 weeks	MOM	0.2 ml/2 h/3 days	59	58	45.7	51.7
Sohn, 2015	USA	<1500 g, <30 weeks	MOM	0.2 ml/2 h/46 h	6	6	33.3	50
Sudeep, 2022	India	<31 weeks	MOM	0.2 ml/3 h	66	67	54.5	56.7
Zhang, 2017	China	<1500 g	MOM	0.2 ml/4 h/7 days	32	32	56.2	53.1