Table 2

Multivariate linear regression analysis of serum IL-35 levels

	OR	95% CI	P value
Gender	−0.140	−6.456 to 0.876	0.134
Disease duration	0.043	−0.096 to 0.166	0.599
Menopausal status	0.080	−1.377 to 3.509	0.389
ESR	−0.320	−0.073 to −0.019	0.001
CRP	−0.081	−0.054 to 0.019	0.064
TJC	−0.034	−0.235 to 0.307	0.079
SJC	−0.065	−0.231 to 0.390	0.061
Global health on VAS	−0.225	−1.370 to −0.224	0.070
DAS28-ESR	−0.208	−1.443 to −0.175	0.013
RF	−0.198	−2.439 to 0.016	0.061
ACPA	−0.113	−0.010 to 0.002	0.187
Medications
HCQ	0.024	−2.655 to 3.306	0.829
MTX	0.131	−1.523 to 5.814	0.249
LEF	0.055	−3.142 to 4.724	0.691
TG	0.003	−3.544 to 3.470	0.983

ACPA, anticyclic citrullinated peptide antibodies; CRP, C reactive protein; DAS28-ESR, Disease Activity Score in 28 joints based on erythrocyte sedimentation rate; ESR, erythrocyte sedimentation rate; HCQ, hydroxychloroquine; LEF, leflunomide; MTX, methotrexate; RF, rheumatoid factor; SJC, swollen joint count; TG, tripterygium glycosides.; TJC, tender joint count; VAS, Visual Analog Scale.