Age, yrs, mean (SD) | 70.0 (1.0) | 58.7 (1.2) | 0.040* |
Male, n (%) | 0 | 26 (14.5) | NS** |
Disease duration, yrs, mean (SD) | 18.9 (1.6) | 7.6 (2.3) | 0.002* |
Duration from RP onset, yrs, mean (SD) | 29.2 (1.5) | 11.2 (2.1) | 0.001* |
mRSS, mean (SD) | 9.8 (1.3) | 8.6 (1.8) | NS* |
SSc subset, n (%) | | | |
Limited | 6 (66.6) | 117 (65.4) | NS** |
Diffuse | 3 (33.3) | 62 (34.6) | |
Autoantibody pattern, n (%) | | | |
ACA-positive | 8 (88.9) | 92 (51.4) | 0.038** |
ACA-negative | 1 (11.1) | 87 (48.6) | |
NVC pattern, 160 cases, n (%) | | | |
Normal/aspecific | 0 | 11 (7.2) | |
Early | 0 | 34 (22.2) | NS*** |
Active | 3 (42.9) | 65 (42.5) | |
Late | 4 (57.1) | 43 (28.1) | |
Peripheral arterial disease, n (%) | 9 (100) | 4 (2.2) | < 0.001** |
Hypercholesterolemia, n (%) | 8 (88.9) | 81 (45.3) | 0.014** |
Hypertension, n (%) | 5 (55.6) | 53 (29.6) | NS** |
Diabetes, n (%) | 0 | 8 (4.5) | NS** |
Smoking habits, n (%) | 1 (11.1) | 37 (20.7) | NS** |
Overweight/obesity, n (%) | 1 (11.1) | 55 (30.7) | NS** |
Pulmonary fibrosis, n (%) | 1 (11.1) | 50 (27.9) | NS** |
Pulmonary artery hypertension, n (%) | 0 | 11 (6.1) | NS** |