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Table 2 Ordinal regression analysis determining independent predictors affecting rheumatoid arthritis disease severity

From: The association between thyroid dysfunction, autoimmune thyroid disease, and rheumatoid arthritis disease severity

Variables

Adjusted OR

P-value

Age

1.008

0.370

Gender (female sex)

1.820

0.025

Duration of thyroid disease (year)

0.977

0.198

TSH (mIU/L)

1.117

0.027

FT3 (pg/mL)

1.696

< 0.001

FT4 (ng/dl)

1.153

0.011

Anti-TPO (IU/ml)

1.002

0.046

  1. TSH: thyroid-stimulating hormone, FT3: free triiodothyronine, FT4: free thyroxin, anti-TPO: anti-thyroid peroxidase. The P-value < 0.05 was significant if < 0.05