| |
Univariate analysis
|
Multivariate analysis
|
|---|
|
OR
|
95% CI
|
P value
|
OR
|
95% CI
|
P value
|
|---|
|
Age ≥ 55 years
|
5.5
|
2.2–14
|
< 0.001*
|
–
|
–
|
–
|
|
Disease duration < 2 months
|
4.3
|
1.7–10.7
|
0.002*
|
6.1
|
1.7–22.4
|
0.007*
|
|
Serum ferritin ≥ 1500 ng/ml
|
11.9
|
4–35.3
|
< 0.001*
|
12.3
|
3.1–49.6
|
< 0.001*
|
|
KL-6 ≥ 1600 U/ml
|
6.3
|
2–19.9
|
0.002*
|
–
|
–
|
–
|
|
CRP ≥ 13 mg/L
|
5.3
|
2.1–13.5
|
< 0.001*
|
4.6
|
1.3–16.9
|
0.021*
|
|
Lymphocyte < 0.5 × 109/L
|
3.3
|
1.2–9.1
|
0.024*
|
–
|
–
|
–
|
|
Anti-MDA5 ≥ 190 U/ml
|
2.4
|
1–5.7
|
0.051
|
–
|
–
|
–
|
|
Total CT GGO score ≥ 4
|
10.2
|
3.8–37.5
|
< 0.001*
|
6.3
|
1.8–21.9
|
0.003*
|
- KL-6, Krebs von den Lungen-6; CRP, C-reactive protein; anti-MDA5, anti-melanoma differentiation-associated protein-5; GGO, ground-glass opacity; * significant
