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POEM procedure details.
| Factor | n | Summary |
|---|---|---|
| Operative time (minutes) | 19 | 140.1 ± 32.9 |
| Submucosal tunnel length (cm) | 20 | 15.7 ± 2.3 |
| Myotomy length, on esophageal side (cm) | 20 | 5.6 ± 2.2 |
| Myotomy length, on gastric side (cm) | 20 | 4.3 ± 1.03 |
| Total myotomy length (cm) | 20 | 9.8 ± 2.1 |
| Number of endoscopic clips used to close mucosotomy | 20 | 7.2 ± 1.8 |
| Mucosotomy site distance proximal to GEJ (cm) | 20 | 10.4 ± 3.2 |
Values presented as mean ± SD or N (column%).
