Association of Stillbirths with Maternal and Fetal Risk Factors in a Tertiary Care Hospital in South India

Table 3

Association of stillbirths with different maternal and fetal factors.

Maternal and fetal risk factors	Number of women with risk factors among the total number of births (n = 5755)	Number of stillbirths with risk factors	Percentage	Odds ratio (95% CI)	value
Hypertensive disorders of pregnancy	454	33	19.29	3.01 [2.03–4.46]	<0.0001
Abruption	131	27	15.79	10.14 [6.43–15.97]	0.0005
Oligohydramnios	269	30	17.54	4.88 [3.23–7.39]	<0.0001
Anemia	282	77	45.03	21.87 [15.69–30.48]	<0.0001
Preterm delivery	943	135	78.94	22.33 [15.35–32.50]	<0.0001
Premature rupture of membranes	682	15	8.77	0.73 [0.43–1.25]	0.2506
FGR	915	30	17.54	1.16 [0.78–1.74]	0.458
Fetal distress	70	03	1.75	1.52 [0.47–4.87]	0.7271
DM	372	7	4.09	0.63 [0.29–1.35]	0.2309
Congenital malformations	111	25	14.62	11.24 [6.99–18.06]	0.0005
Maternal infection	72	2	1.06	0.96 [0.23–3.95]	>0.99

MC: Monte Carlo’s simulation used in chi-square test; ^∗indicates significance; FGR: fetal growth restriction; DM: diabetes mellitus.