Evaluation of Vitamin D Status in Rheumatoid Arthritis and Its Association with Disease Activity across 15 Countries: “The COMORA Study”

Table 7

Vitamin D status according to vitamin D supplementation.

	Patients with vitamin D supplement; ()	Patients without vitamin D supplement; ()	value
Vitamin D normal ()	353 (43.9)	168 (27.6)	<0.001
Vitamin D insufficiency ()	403 (50.1)	369 (60.7)	<0.001
Vitamin D deficiency ()	49 (6.1)	71 (11.7)	<0.001

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