Skip to main content
Figure 2 | Respiratory Research

Figure 2

From: Severe vitamin D deficiency is associated with frequent exacerbations and hospitalization in COPD patients

Figure 2

Levels of vitamin D (log-scale) in COPD subjects divided according to the number of exacerbations the year previous to the measurements of vitamin D levels (A) and the proportion of subjects with severe vitamin D deficiency (<10 ng/mL) in COPD subjects divided according to the number of exacerbations the year previous to the measurements of vitamin D levels (B).

Back to article page