Table II.

Serum vitamin D levels by race and age in asthmatics and normal controls, ng/ml (mean ± SD)

Study groups	Caucasian	African-American	Other****
Asthma, adults (≥18yrs)	25.6±10.8 (n=18)	12.5±6.2** (n=19)	15.9±6.8* (n=13)
Asthma, children (<18yrs)	27.6±10.0 (n=9)	22.0±8.3 (n=26)	22.6±9.2 (n=18)
Normal control, adults, (≥18yrs)	19.8±8.4 (n=15)	13.7±7.3*** (n=16)	16.4±6.3 (n=20)
Normal control, children (<18yrs)	24.8±7.0 (n=4)	21.9±7.9 (n=22)	21.3±6.1 (n=25)

^*p<0.01 caucasian vs other,

^**p<0.0001 caucasian vs african-american,

^***p<0.05 caucasian vs african-american patients.

^****Other group consistent mainly of Hispanic/Latino ethnic category (100% for the asthma adults, 72% for the asthma children, 70% for the normal control adults and 100% for the normal control children groups, respectfully).