Table 2 Kappa agreement for intra-rater variability of skin thickness scoring agreement
From: Skin model for improving the reliability of the modified Rodnan skin score for systemic sclerosis
Agreement (%) | Overall kappa | 95%CI | |
|---|---|---|---|
Assessment without skin model (round 1 and 2) | 96.1 | 0.9 | 0.82–0.98 |
Assessment with skin model (round 3 and 4) | 95.4 | 0.9 | 0.82–0.98 |
Assessment with skin model (round 4 and 5) | 89.8 | 0.7 | 0.62–0.78 |