Characteristics of the CSRG patients.
| Characteristics | Mean (SD) | ||
|---|---|---|---|
| Number analyzed | 341 | ||
| Sex (% F, M) | 87.7, 11.7 (n = 339, 2 unknown) | ||
| Age, yrs | 55.07 (12.18) | ||
| Disease duration, yrs | 7.99 (7.54) | ||
| Visit time interval, mo | 12.49 (2.36) | ||
| Measurement scale | Baseline Mean (SD) | Followup Mean (SD) | Change Mean (SD) |
| HAQ-DI | 0.787 (0.683) | 0.812 (0.699) | 0.025 (0.383) |
| PCS | 37.20 (11.12) | 37.53 (10.75) | 0.28 (7.12) |
| MCS | 48.57 (11.54) | 49.30 (11.42) | 0.72 (10.18) |
CSRG: Canadian Scleroderma Research Group; HAQ-DI: Health Assessment Questionnaire-Disability Index; PCS: Physical Component Summary; MCS: Mental Component Summary.