Figure 1
From: Severe and uncontrolled adult asthma is associated with vitamin D insufficiency and deficiency
A: 25(OH)D level in serum, vitamin D insufficiency and asthma severity. Left: 25(OH)D level in serum (mean ± SD) for different asthma severity grades. Right: Percentage of vitamin D insufficient patients stratified by asthma severity. B: 25(OH)D level in serum, vitamin D insufficiency and asthma control. Left: 25(OH)D level in serum (mean ± SD) stratified by asthma control. Right: Percentage of vitamin D insufficient patients stratified by asthma control.