Evaluation of the efficacy of two doses of vitamin D supplementation on glycemic, lipidemic and oxidative stress biomarkers during pregnancy: a randomized clinical trial

Table 3 Comparison of vitamin D status based on serum concentration of 25(OH)D between groups

Group	Before intervention			After intervention			p value¹
Group	Deficient	Insufficient	Sufficient	Deficient	Insufficient	Sufficient	p value¹
1000 IU/day, n (%)	26 (70.3)	5 (13.5)	6 (16.2)	3 (8.1)	20 (54.1)	14 (37.8)	0.04
2000 IU/day, n (%)	20 (55.6)	11 (30.6)	5 (13.9)	2 (5.6)	10 (27.8)	24 (66.7)
Total, n (%)	46 (63)	16 (21.9)	11 (15.1)	5 (6.8)	30 (41.1)	38 (52.1)

¹Denotes the significance of differences in the distribution of vitamin D categories between the 2 groups (chi-square test)
Deficiency is defined as < 50 nmol/L, insufficiency as 50–75 nmol/L, and sufficiency as > 75 nmol/L

ISSN: 1471-2393