Table 3.

Influence of markers of disease activity on vitamin D deficiency and severe deficiency

	Deficiency		p value	Severe deficiency		p value
	no	yes		no	yes
Mean CRP, mg/dL	0.53	0.85	0.3	0.6	1.4	0.03
Mean ESR, mm/h	22.4	24.9	0.5	22	31	0.03
Mean Hb, g/dL	13.6	13.3	0.4	13.6	12.7	0.02
Mean FC, mg/kg	1,117	556	0.02	754	598	0.4
Mean HBi	2.5	2.8	0.6	2	5	0.001
TLWc (inactive vs. active)	62%	65%	0.4	7%	12%	0.07