Skin thickness and echogenicity in patients with SSc and controls at the 1 year measurements
| Systemic sclerosis | Controls | Differences between dSSc and lSSc (p value) | ||
|---|---|---|---|---|
| Diffuse | Limited | |||
| *Significantly different from controls p<0.05; **p<0.01; ***p<0.001. | ||||
| Results are shown as mean (SD). | ||||
| Thickness | ||||
| Phalanx | 2.5 (0.6)*** | 1.9 (0.3) | 1.5 (0.2) | 0.02 |
| Hand | 1.9 (0.4)*** | 1.4 (0.4) | 1.2 (0.1) | 0.02 |
| Forearm | 2.0 (0.4)*** | 1.5 (0.2) | 1.3 (0.2) | <0.01 |
| Leg | 1.4 (0.2) | 1.3 (0.2) | 1.3 (0.2) | NS |
| Chest | 2.0 (0.3)*** | 1.5 (0.2) | 1.5 (0.2) | <0.01 |
| Echogenicity | ||||
| Phalanx | 17.5 (7.1)** | 19.3 (6.0)* | 27.3 (6.0) | NS |
| Hand | 18.9 (6.7)** | 28.0 (13.6) | 31.8 (5.3) | NS |
| Forearm | 26.4 (7.2)** | 39.8 (9.8) | 37.6 (5.6) | <0.01 |
| Leg | 47.8 (9.0) | 50.2 (6.4) | 44.0 (5.5) | NS |
| Chest | 40.5 (7.6) | 47.6 (7.0) | 42.5 (6) | NS |