Table 1.

Rheumatological factors in rheumatoid arthritis (RA)

	Healthy controls vs	RA patients	Statistical significance(P<0.05)
Age (years)	53.404±11.563	52.109±13.2154	P=0.565 (t-test for equality of the means)
Anti-CCP (Quantity)	0.511±1.1544	158.318±240.3920	P<0.0001(t-test for equality of the means)
Anti-CCP (Quality)	2.12%	94.23%	P<0.0001 (Fisher’s exact test)
RF	4.25%	86.53%	P<0.0001 (Fisher’s exact test)
WBC	7844.681±1812.7338	8480.481±2291.5001	P=0.132 (t-test for equality of the means)
Platelets	268.89±55.848	315.08±108.956	P=0.009 (t-test for equality of the means)
Hemoglobin	12.904±1.2237	12.135±1.4207	P=0.005 (t-test for equality of the means)
CRP	2.12%	46.15%	P<0.0001 (Fisher’s exact test)
ESR	42.59%	57.69%	P=0.161 (Fisher’s exact test)

Anti-CCP=Anti-Cyclic Citrullinated Protein, RF=Rheumatoid Factor, WBC=White Blood Cell, CRP=C-Reactive Protein, ESR=Erythrocyte Sedimentation Rate