. Author manuscript; available in PMC: 2012 Apr 17.

Published in final edited form as: J Pediatr. 2010 Mar 16;156(6):948–952. doi: 10.1016/j.jpeds.2009.12.033

TABLE 2.

VITAMIN D LEVELS IN THE CASES AND CONTROLS

Variable	Cases (n=85)	Controls (n=21)	Adjusted^† Odds Ratio (95% CI)	Adjusted^† P Value
25-OH Vitamin D, ng/mL (IQR)	18.5 (11.3, 25.1)	40.4 (36.6, 49.5)	^*1.21 (1.07 to 1.37)	0.002
Vitamin D Insufficiency (<30 ng/mL), n (%)	73 (86)	4 (19)	42 (4.4 to 399)	0.001
Vitamin D Deficiency (<20 ng/mL), n (%)	46 (54)	1 (5)	20 (1.4 to 272)	0.027

Odds ratio for asthma is for each unit increase in vitamin D level

^†

Adiusted for age, gender, BMI percentile, and season of sampling