Table 1 Characteristics of systemic sclerosis patients included in the study
French cohort (n = 1,022) | Italian cohort (n = 594) | Combined cohort (n = 1,616) | |
|---|---|---|---|
Age in years, mean ± SD | 57.4 ± 13.9 | 48.8 ± 13.4 | 53.1 ± 13.6 |
Male gender, number | 152 | 55 | 207 |
Disease duration in years, mean ± SD | 13.1 ± 7.1 | 12.4 ± 8.7 | 12.75 ± 7.9 |
lcSSc, percentage | 60 | 74.7 | 64.4 |
dcSSc, percentage | 29.5 | 25.2 | 28 |
Lung fibrosis seen on CT, percentage | 36.1 | 34.6 | 35.3 |
FVC <75%, percentage | 14 | 16.1 | 14.6 |
Digital ulcers (ever occurred), percentage | 33 | 44 | 36.6 |
ACA+, percentage | 32.3 | 44.6 | 36.6 |
Anti-topo I+, percentage | 23 | 32.6 | 26.3 |
Associated AID, percentage | 15 | 14.6 | 15 |