Table 1.

Comparison of age, Tender and Swellen joint, ESR, CRP and serum levels of vitamin D between groups

Parameter mean±SD	Group			P value
	Low activity	Moderate activity	High activity
Age “year”	49.5±10.7	51.7±14.5	52.8±9	0.5
Swollen joint count	0.64±0.31	3.4±2.9	4±2.6	<0.001
Tender joint count	1.4±0.7	4.7±2.1	4.9±2.8	0.001
ESR*	16.5±9.1	20.4±12.1	27.4±17.3	0.04
CRP**	0.56±0.21	1.5±1.1	2.8±1.9	0.03
Vit D*** (ng/ml)	36.7±19.5	30.5±77.3	17.06±7.7	<0.001

*Erythrocyte Sedimentation Rate; **C. Reactive Protein; ***Vitamin D