Prenatal high-dose vitamin D3 supplementation has balanced effects on cord blood Th1 and Th2 responses

Nutrition Journal

Table 1 Demography of the participants supplemented with vitamin D₃ or placebo

	Total group			Sub-group of PCR array
Variables	vitD group (n = 40)	Placebo group (n = 40)	p	vitD group (n = 6)	Placebo group (n = 6)	p
Variables	Mean ± SD	Mean ± SD	p	Mean ± SD	Mean ± SD	p
^aMaternal age, years	22.43 ± 3.75	22.85 ± 1.47	0.6	21.67 ± 3.93	20.17 ± 1.47	0.4
^aGestational age at birth, week	39.16 ± 2.38	38.39 ± 2.61	0.6	39.97 ± 2.44	40.18 ± 2.24	0.9
^bDelivery mode n (%)
Vaginal	13 (30 %)	12 (32.5 %)	0.8	0 (0.0 %)	1 (16.7 %)	0.2
C-section	27 (70 %)	28 (67.5 %)	0.8	6 (100.0 %)	5 (83.3 %)	0.2
^aBirth weight, gm	2865.25 ± 522.46	2865.50 ± 357.83	0.9	2916.67 ± 636.92	2843.33 ± 308.65	0.8
^cMale:female	16:24	18:22	0.4	3:3	2:4	1.0

Data expressed as means ± standard deviations and or number with percentage in parentheses.
^aStudent’s t test was used for calculating p values for maternal age, gestational age at birth and birth weight
^bP values were calculated for delivery mode between two supplementation using χ²test
^cFisher Exact test was applied for comparisons between the two group

ISSN: 1475-2891