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Median scores and range of the OGAs in two observers with and without videotape
| All OGAs | OGAs without videotape | OGAs with videotape | ||||
|---|---|---|---|---|---|---|
| (n = 40) | (n = 22) | (n = 18) | ||||
| Observer | 1 | 2 | 1 | 2 | 1 | 2 |
| Median score (range) | 9 (3–10) | 9 (4–10) | 9 (3–10) | 9.5 (4–10) | 8 (5–10) | 9 (5–10) |
