TABLE 5.

Risks associated with preterm delivery and small for gestational age.

	Univariate		Multivariate
Outcome	HR (95% CI)	P-value	HR (95% CI)	P-value
PTD
Age (continuous)	0.948 (0.859–1.046)	0.3	0.972 (0.844–1.120)	0.7
Age (group)
<20	1.314 (0.422–4.098)	0.6
20–35	Reference
>35	1.183 (0.259–5.404)	0.8
Gravidity
Primigravid	6.190 (2.111–18.148)	0.0009	4.197 (1.028–17.133)	0.04
Multigravid	Reference
Grand multigravid	1.556 (0.387–6.254)	0.5	1.950 (0.251–15.147)	0.5
Malaria infection	3.312 (1.201–9.133)	0.02	2.710 (0.954–7.700)	0.06
IPTp-SP doses	0.912 (0.522–1.594)	0.7
Home delivery	2.149 (0.493–9.371)	0.3
At least 1 known risk factor	0.720 (0.205–2.531)	0.6
ANC visits	0.793 (0.525–1.199)	0.3
Gestational age at 1st ANC	0.941 (0.868–1.019)	0.1
SGA
Age (continuous)	0.951 (0.898–1.006)	0.08
Age (group)
<20	2.090 (1.114–3.922)	0.02
20–35	Reference
>35	0.721 (0.246–2.109)	0.6
Gravidity
Primigravid	1.834 (0.832–4.043)	0.1
Secundigravid	1.450 (0.716–2.938)	0.3
Multigravid	Reference
Grand multigravid	0.707 (0.278–1.799)	0.5
Malaria infection	0.707 (0.219–2.277)	0.6
IPTp doses	0.870 (0.659–1.149)	0.3
At least 1 known risk factor	0.731 (0.350–1.528)	0.4
ANC visits	0.898 (0.737–1.094)	0.3
Gestational age at 1st ANC	0.980 (0.943–1.018)	0.3