| |
DM with RP-ILD
|
DM without RP-ILD
|
p value
|
|---|
|
n
|
9
|
10
| |
|
Age, years
|
69.3 ± 3.9
|
63.9 ± 14.2
|
0.68
|
|
Female (n, %)
|
8, 88.9
|
6, 60.0
|
0.31
|
|
Disease duration (months)
|
18.1 ± 39.8
|
7.6 ± 8.7
|
0.40
|
|
Smokers (current and past) (%)
|
11.1
|
30.0
|
0.31
|
|
Number of GC pulses
|
2.2 ± 1.1
|
N/A
| |
|
PaO2/FiO2 ratio
|
160 ± 90
|
N/A
| |
|
Leukocyte count (/μL)
|
9438 ± 5751
|
7620 ± 5458
|
0.35
|
|
LDH (U/L)
|
549 ± 357
|
376 ± 168
|
0.27
|
|
KL-6 (U/mL)
|
1087 ± 584
|
1419 ± 1756
|
0.46
|
|
IgG (mg/dL)
|
1225 ± 398
|
1452 ± 454
|
0.27
|
|
Positivity for anti-CADM140/MDA5 Ab (%)
|
66.7
|
50.0
|
0.76
|
|
CT score (G)
|
2.1 ± 0.7
|
N/A
| |
|
CT score (F)
|
1.2 ± 0.6
|
N/A
| |
- Data are mean ± SD or number of patients (percentage)
- DM dermatomyositis, RP-ILD rapidly progressive-interstitial lung disease, GC glucocorticoid, PaO2/FiO2 partial arterial pressure of oxygen/fraction of inspired oxygen, KL-6 Kerbs von Lungren 6 antigen, CT computed tomograpghy, G ground glass opacity, F fibrosis
