Egyptian Rheumatology and Rehabilitation

Table 3 Correlation between CRP and DKK-1, ESR 1h., and DAS28

From: Serum Dickkopf-1 as a potential prognostic marker in patients with rheumatoid arthritis

CRP (mg/L)		Range			Mean	±	SD	t. test	P value
DKK–1 (pg/mL)	+ve	1650.8	–	10857.5	5127.03	±	2931.78	3.159	0.079
DKK–1 (pg/mL)	−ve	1748.9	–	8957.2	6707.18	±	2943.83	3.159	0.079
ESR 1h. (mm)	+ve	5	–	85	43.94	±	21.92	0.657	0.420
ESR 1h. (mm)	−ve	18	–	67	49.23	±	19.34	0.657	0.420
DAS28	+ve	3.5	–	7.5	5.44	±	1.19	0.239	0.626
DAS28	−ve	3.5	–	7.4	5.62	±	1.44	0.239	0.626

CRP C-reactive protein, DKK–1 Dickkopf-1, ESR 1h., erythrocyte sedimentation rate (first hour), DAS28 Disease Activity Score using 28 joints count, t. test independent samples t test, *P<0.05 indicates significant difference

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