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Preoperative and postoperative MRI findings
| Selective ELAP | C3-7 ELAP | Statistical analysis | |
|---|---|---|---|
| Anterior compression mass | 3.9 ± 0.1 mm | 3.8 ± 0.2 mm | NS |
| Maximum anterior space of spinal cord | 5.5 ± 0.1 mm | 5.9 ± 0.1 mm | P = 0.015 |
| Incomplete decompression | 3/37 | 2/13 | NS |
