Association between Serum 25-Hydroxyvitamin D Level and Rheumatoid Arthritis

Table 1

Participant characteristics of patients in the RA and control groups.

Variable	RA	Controls	value
Age (years)	50.1 ± 10.9	48.1 ± 10.3	0.283
Ratio of female : male	93 : 23	40 : 10	0.980
Weight (kg)	57.5 ± 9.0	58.1 ± 8.0	0.686
Height (cm)	160.9 ± 6.4	161.6 ± 6.1	0.568
BMI (kg/m^2)	22.2 ± 2.9	22.2 ± 2.1	0.970