Table 3 Univariate analysis of relevant variables in anti-Jo-1-positive patients

Facial erythema

0.37

0.18–0.77

“V-neck” sign

0.48

0.30–0.78

“Shawl” sign

0.83

0.47–1.43

“Mechanic’s hands”

5.82

3.0–11.16

Joint involvement

2.92

1.68–3.85

Lung involvement

3.27

2.46–4.35

 Dyspnea

2.88

1.87–4.45

 Incipient interstitial lung disease

3.86

2.80–5.31

 Ground-glass opacities

9.26

3.85–22.25

Prednisone (current use)

2.36

1.43–3.89

Mycophenolate mofetil

3.86

1.75–8.49

Follow-up

1.86

1.56–2.22