Table 3 Proportion of subject with asthma according to different serum 25(OH)D level
Serum 25(OH)D level | Allergic asthma ( n = 45) | Non-allergic asthma ( n = 18) | Control group ( n = 32) |
|---|---|---|---|
Deficiency (< 20 ng/ml) | 87 ( n = 39)* | 83 ( n = 15)* | 44 ( n = 14) |
Insufficiency (20–30 ng/ml) | 11 ( n = 5)* | 17 ( n = 3)* | 50 ( n = 16) |
Normal (30–50 ng/ml) | 2 ( n = 1) | 0 ( n = 0) | 6 ( n = 2) |