Table 5.
The regression coefficients in modelling for finger extensor tendon thickness in psoriasis and psoriatic arthritis.
| Ps (fingers, n = 406), Adjusted R2: 0.367 | PsA (fingers, n = 310), Adjusted R2: 0.303 | |
|---|---|---|
| Age | 0.1657 | 0.1998 |
| −(0.142) | −(0.159) | |
| Ps duration | 0.4406 | 0.4921 |
| −(0.001) | (<0.001) | |
| PsA duration | — | 0.4104 |
| (<0.001) | ||
| NB thickness | 0.4842 | 0.391 |
| (<0.001) | (<0.001) | |
| Matrix thickness | 0.4021 | 0.1172 |
| −(0.017) | −(0.106) | |
| NP thickness | 0.2011 | 0.1801 |
| −(0.089) | −(0.105) | |
| CRP | 0.1816 | 0.3641 |
| −(0.086) | −(0.002) | |
| ESR | 0.1758 | |
| −(0.127) | ||
| DAS 28 | — | 0.1674 |
| −(0.096) | ||
| SJC | — | 0.3363 |
| −(0.006) | ||
| TJC | — | 0.0207 |
| −(0.099) |
*The p-value is shown in brackets.
Ps: psoriasis; PsA: psoriatic arthritis; NB: nail bed; NP: nail plate, CRP: C-reactive protein, ESR: erythrocyte sedimentation rate, DAS 28: disease activity score 28 joints, SJC: swollen joint count, TJC: tender joint count.