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Comparison between mean total Global Evaluation of Mastoidectomy score, Textbook Study group versus Mental Practice group
| Textbook Study Group Mean (standard deviation) | Mental Practice Group Mean (standard deviation) | |
|---|---|---|
| Pre-intervention | 11.6 (3.3) | 13.1 (1.8) |
| Post intervention | 12.3 (5.0) | 13.6 (3.0) |
