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Clinical characteristics of patients with SSc and healthy controls.
| SSc Patients | Healthy Controls | |
|---|---|---|
| Number | 342 | 694 |
| Mean age ± SD | 48.1 ± 12.5 | 49.4 ± 11.0 |
| Gender, male/female | 34 /308 | 60/634 |
| dcSSc, n (%) | 21 (6.1%) | – |
| lcSSc, n (%) | 153 (44.7%) | – |
| ILD, n (%) | 219 (64.0%) | – |
| PAH, n (%) | 74 (21.6%) | – |
SSc, systemic sclerosis; ILD, interstitial lung disease; PAH, pulmonary arterial hypertension; dcSSc, diffuse cutaneous systemic sclerosis; lcSSc, limited cutaneous systemic sclerosis.
