Table 3.

Logistic analysis results

Independent variable	B	Standard error	Wals	P value	Exp (B)	95% CI
RF	0.163	.023	50.644	<.01	1.177	1.125 ~ 1.231
ESR	0.014	.007	4.029	.045	1.014	1.000 ~ 1.029
CRP	0.076	.015	27.272	<.01	1.079	1.049 ~ 1.111
NLR	0.514	.197	6.828	.009	1.672	1.137 ~ 2.459
Normal	−6.506	.766	72.113	<.01	0.001

Abbreviations: CRP, C‐reactive protein; ESR, erythrocyte sedimentation rate; NLR, neutrophil‐to‐lymphocyte ratio; RF, rheumatoid factor. Wals is a statistic.