Table 4: Association analysis between comorbidities and vitamin D status.

ComorbiditiesVitamin D
normal
Vitamin D
insufficiency
Vitamin D
deficiency

Hypertension 181 (36.6)272 (55.1) 41 (8.3) 0.9
Diabetes 46 (34.6) 76 (57.1) 11 (8.3) 0.8
Dyslipidemia 41 (33.6) 66 (54.1) 15 (12.3) 0.2
Renal deficiency 15 (37.5) 21 (52.5) 4 (10) 0.9
Anemia and blood diseases 66 (40) 88 (53.3) 11 (6.7) 0.5
Cancer 18 (42.9) 21 (50) 3 (7.1) 0.7
Osteoporosis therapy 124 (42.6) 150 (51.5) 17 (5.8) 0.04
Lung diseases (COPD, asthma, cancer) 50 (45.5) 45 (40.9) 15 (13.6) 0.006
Liver diseases 20 (39.2) 26 (51) 5 (9.8) 0.8
Ulcer and stomach disease 156 (33.7) 91 (54.8) 19 (11.4) 0.3

Number and percentage; vitamin D ≥ 30 ng/mL, 10 ng/mL ≤ vitamin D < 30 ng/mL, and vitamin D < 10 ng/mL; significant if ≤0.05.