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Therapeutic effect of POEM on AC
| Group | n | Eckardt score [point] | Incidence of reflux 1 year after operation (%) | Effective rate after operation (%) | ||
|---|---|---|---|---|---|---|
| Before operation | 1 year after operation | 6 months | 1 year | |||
| Effective | 143 | 5.21 ±1.31 | 2.52 ±0.94 | 21.65 | 81.23% | 73.41% |
| Ineffective | 39 | 5.18 ±1.06 | 3.12 ±0.84 | 46.12 | 76.15% | 69.86% |
| t/χ2 | 0.121 | 3.228 | 2.612 | 3.214 | 3.697 | |
| P-value | 0.452 | 0.001 | 0.000 | 0.001 | 0.001 | |
AC – achalasia, POEM – peroral endoscopic myotomy.
