Initiation of breastfeeding within 120 minutes after birth is associated with breastfeeding at four months among Japanese women: A self-administered questionnaire survey

Table 2 Characteristics of mothers, babies and deliveries

Characteristics	Number	%
Mother's age (years)	n = 318
18–24	43	13.5
25–29	123	38.7
30–34	106	33.3
35–41	46	14.5
Baby's gender
Male	155	48.7
Female	163	51.3
Parity
First	146	45.9
Second	138	43.4
Third or more	34	10.7
Gestational age (weeks)
36 or less	21	6.6
37 or more	297	93.4
Method of delivery
Non-caesarean section	263	82.7
Caesarean section	55	17.3
Bleeding at delivery
Less than 500 ml	213	67.0
500 ml or more	85	26.7
Unknown	20	6.3
Early skin-to-skin contact
Contact	64	20.1
No contact	245	77.0
Unknown	9	2.8
Supplementation (sugar water or infant formula)
Supplemented	116	36.5
Non supplemented	133	41.8
Unknown	69	21.7
Time to first breastfeed after birth
30 minutes or less	115	36.2
31–120 minutes	66	20.8
121 minutes to 24 hours	74	23.3
More than 24 hours	63	19.8

ISSN: 1746-4358