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Baseline characteristics in patients who did and did not improve postoperatively
| Improved N = 22 | Not improved N = 12 | P | |
|---|---|---|---|
| Median age in y (range) | 5.6 (0.2–22.2) | 10.6 (1.8–19.2) | 0.4 |
| No. with gastrointestinal symptoms (%) | 20/22 (82%) | 9/12 (75%) | 0.5 |
| No. with pulmonary symptoms (%) | 15/22 (73%) | 8/12 (67%) | 0.5 |
| No. neurologically abnormal (%) | 13/22 (59%) | 4/12 (33%) | 0.14 |
| No. abnormal swallow study (%) | 5/12 (42%) | 4/5 (80%) | 0.18 |
| No. with esophagitis (%) | 3/15 (20%) | 3/6 (50%) | 0.2 |
