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Incidence of Measurable MEP and Preoperative Muscle Strength
| Preoperative muscle strength | Muscles | Measurable MEP | Incidence of recordable MEP [95% CI] |
|---|---|---|---|
| 1 | 1 | 0 | 0 [NA] |
| 2 | 3 | 1 | 0.33 [0.01-0.91] |
| 3 | 5 | 3 | 0.60 [0.15-0.95] |
| 4 | 46 | 29 | 0.63 [0.48-0.77] |
| 5 | 153 | 117 | 0.76 [0.69-0.83] |
