Table 1 Vitamin D status in CSU patients as compared with healthy subjects

Insufficiency

11/35

13/33

p = 0.41

(≥20 ng/ml but <30 ng/ml)

(31.4%)

(39.4%)

Deficiency

11/35

2/33

p=0.025*

(<20 ng/ml)

(31.4%)

(6%)

Severe

deficiency

1/35

0/33

p = 0.52

(<10 ng/ml)

(2.9%)

(0%)