Vitamin D Is a Good Marker for Disease Activity of Rheumatoid Arthritis Disease

Table 3

Vitamin D and DAS28-ESR bivariate Pearson correlation () with other independent variables ().

Independent variable	Vit.D; ( value)	DAS28-ESR; ( value)
Age	−0.175 (0.061)	0.001 (0.991)
Wt	−0.196 (0.068)	0.178 (0.154)
Ht	−0.117 (0.287)	−0.007 (0.958)
BMI	−0.140 (0.204)	0.177 (0.169)
Vit.D	1	−0.277 (0.014)
ESR	−0.034 (0.734)	0.453 (<0.001)
DAS28-ESR	−0.277 (0.014)	1

BMI: body mass index; Vit.D: vitamin D; ESR: erythrocyte sedimentation rate; DAS28-ESR: disease activity score in 28 joints using erythrocyte sedimentation rate.