Caesarean section by maternal age group among singleton deliveries and primiparous Japanese women: a secondary analysis of the WHO Global Survey on Maternal and Perinatal Health

Table 3 CS indication by age group in primiparious women with singleton births N = 305^a

CS Indications	Maternal age group, years						Adjusted x ², P
	≤29		30–34		≥35
	(n = 89)		(n = 118)		(n = 98)
	n	%	n	%	n	%
Pre-/eclampsia	3	3.4	10	8.5	13	13.3	0.05
Suspected fetal growth impairment	3	3.4	5	4.2	7	7.1	0.45
Fetal distress	30	33.7	28	23.4	32	32.6	0.22
Dystocia	20	22.5	40	33.9	17	17.4	<0.05
Failed induction	11	12.4	10	8.5	13	13.3	0.49
Breech/malpresentation	31	34.8	29	24.6	29	29.6	0.27
Other maternal medical indications	11	12.4	11	9.3	17	17.4	0.21
Other fetal indications	4	4.5	10	8.5	1	1.0	<0.05
Other obstetric indications	14	15.7	17	14.4	26	26.5	0.05
Having 2 and more indications	30	33.7	31	26.3	42	42.9	<0.05

CS caesarean section
^aTotal number of deliveries restricted to women who delivered by caesarean section
Other maternal medical indications included caesarean sections indicated for 3^rd trimester vaginal bleeding, suspected/imminent uterine rupture, genital herpes/extensive condyloma and any other maternal medical complications. Other fetal indications included postmortem caesarean section and any other fetal indications. Other obstetric indications defined as conditions such as placenta previa without bleeding
Study-design based Pearson’s chi-2 test was calculated

ISSN: 1471-2393