Table 1.
Inter-observer kappa concordance index for the Outerbridge classification.
| Orthopedist 1 | Orthopedist 2 | Resident 1 | Resident 2 | Knee specialist 1 | Knee specialist 2 | |
|---|---|---|---|---|---|---|
| Orthopedist 1 | 1 | 0.165379 | 0.363636 | 0.217791 | 0.049296 | 0.437500 |
| Orthopedist 2 | 1 | 0.010989 | 0.041553 | 0.220183 | 0.269406 | |
| Resident 1 | 1 | 0.395973 | 0.127907 | 0.361702 | ||
| Resident 2 | 1 | 0.122807 | 0.212963 | |||
| Knee specialist 1 | 1 | 0.140127 | ||||
| Knee specialist 2 | 1 | |||||
| Descriptive statistics for the 15 indices found | ||||||
| Minimum | Median | Mean | Maximum | Standard deviation | ||
| 0.01099 | 0.21296 | 0.20915 | 0.43750 | 0.13408 | ||