Table 5 Independent predictors to rheumatoid arthritis: binary logistic regression model

Age

0.348

1.032

0.966

1.104

Time (months) from symptom onset

0.061

0.928

0.857

1.004

ESR (mm/h)

0.918

0.998

0.958

1.039

CRP > 0.5 mg/dL

0.430

2.438

0.267

22.258

ACPA (IU/mL)

0.153

1.002

0.999

1.006

GS US findings

0.998

1.133

0.002

31.876

PD US findings

0.236

1.238

0.022

2.557

 PD synovitis

0.573

2.017

0.176

23.121

PD tenosynovitis

0.039

6.982

1.106

44.057