Research Article

Promising Neutrophil-Associated Biomarkers in Lung Diseases of Patients with Antisynthetase Syndrome and Dermatomyositis

Table 1

Demographic and clinical characteristics of the ASS and DM patients.

VariablesAllASSDM value

Numbers, (%)46 (100)20 (43.5)26 (56.5)
Age, year0.061
Female, (%)33 (71.7)17 (85.0)16 (61.5)0.08
Smoke, (%)9 (19.6)3 (15.0)6 (23.1)0.494
Fever, (%)10 (21.7)6 (30.0)4 (15.4)0.234
Myalgia, (%)11 (23.9)4 (20.0)7 (26.9)0.585
Muscle weakness, (%)23 (50.0)8 (40.0)15 (57.7)0.234
Gottron’s sign, (%)33 (71.7)9 (45.0)24 (92.3)<0.0001
Mechanic’s hands, (%)12 (26.1)7 (35.0)5 (19.2)0.227
Raynaud phenomenon, (%)7 (15.2)5 (25.0)2 (7.7)0.105
Polyarthritis, (%)17 (37.0)11 (55.0)6 (23.1)0.026
Respiratory infection, (%)13 (28.3)6 (30.0)7 (26.9)0.818
Interstitial lung disease, (%)33 (71.7)16 (80.0)17 (65.4)0.275
RP-ILD, (%)16 (34.8)7 (35.0)9 (34.6)0.978

Values are (%) unless specified otherwise. for comparison between ASS group vs. DM group using a test, Gottron’s sign, and polyarthritis.