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Reliability of overall scores: intraclass correlation coefficients (ICC).
| Scenario | ICC (95% CI) | ||
|---|---|---|---|
| ICC(1,1) | Intra-rater (1) | .96 | (.93, .99) |
| Intra-rater (2) | .88 | (.78, .98) | |
| Real-time versus video | .23 | (.00, .65) | |
| Intra-rater (1) | .96 | (.93, .99) | |
| ICC(2,1) | Inter-rater agreement | .81 | (.50, .93) |
