TABLE 2.
Subgroup Comparison of Sizing Protocol for Impact on Dysphagia
| Variables | Subgroup | POP+2 dysphagia, n (%) | POP+3 dysphagia, n (%) | P |
|---|---|---|---|---|
| LES resting pressure | >45 | 9 (32.1) | 1 (6.3) | 0.067 |
| ≤45 | 50 (14.3) | 34 (17.2) | 0.389 | |
| DCI | <750 | 49 (16.0) | 34 (19.4) | 0.380 |
| 750–5000 | 42 (14.8) | 34 (21.0) | 0.116 | |
| >5000 | 7 (30.4) | 0 (0) | 0.034 | |
| Percent peristalsis | <80 | 13 (31) | 3 (10.3) | 0.048 |
| ≥80 | 45 (13.7) | 32 (17.4) | 0.303 |
POP+2 indicates 2 beads above the sizing device pop-off point; POP+3, 3 beads above the sizing device pop-off point.