The background of the patients with SSc and controls. Mean (SD) values are shown
| Patients with SSc (n=29) | Controls (n=38) | p Value | |
|---|---|---|---|
| Male/female | 5/24 | 12/26 | 0.26 |
| Age at ophthalmological examinations (years) | 55.0 (11.6) | 58.0 (11.5) | 0.30 |
| Age at onset of SSc (years) | 46.3 (12.3) | ||
| Disease duration (years) | 13.5 (9.2) | ||
| Systolic blood pressure (mm Hg) | 120 (22) | 126 (21) | 0.29 |
| Diastolic blood pressure (mm Hg) | 74 (10) | 76 (13) | 0.45 |