Effect of early vitamin D supplementation on the incidence of preeclampsia in primigravid women: a randomised clinical trial in Eastern Democratic Republic of the Congo

Table 3 Vitamin D supplementation and neonatal outcomes

Parameters	Nonsupplemented % (n)	Supplemented % (n)	RR (CI 95%)	p
Sex
Male	50.7 (292)	50.5 (294)	-
Female	49.3 (284)	49.5 (289)	-
Neonatal birth weight
Low birth weight,	10.4 (60)	4.5 (26)	0.43 (0.27–0.67)	< 0.001
Normal weight	87.2 (502)	92.6 (540)
Macrosomia	2.4 (14)	2.9 (17)	1.20 (0.60–2.41)	0.72
Birth length, cm (Mean ± SD)	48.5 (2.7)	48.9 (2.3)		0.005
Head circumference, cm (Mean ± SD)	34.6 (1.8)	34.7 (1.4)		0.14
Apgar score at 1 min (Mean ± SD)	8.4 (1.5)	8.6 (1.3)		0.011
Apgar score at 5 min	9.2 (1.5)	9.4 (1.2)		0.021
Apgar score at 10 min	9.7 (1.2)	9.8 (1.1)		0.024

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