| Preoperative median (IQR*) | Postoperative median (IQR*) | p value | |
|---|---|---|---|
| Mean Basal EGJ pressure (mmHg) | 10.0 (5.7 – 15.6) | 15.8 (15.2 – 23.7) | p < 0.05 |
| Minimal Basal EGJ pressure (mmHg) | 1.8 (–1.1 – 6.5) | 7.3 (4.6 – 13.9) | p < 0.001 |
| IRP (mmHg) | 2.0 (0 – 3.3) | 6.0 (2.9 –11.4) | p < 0.001 |
| Hiatal hernia (n, %) | 11 (45%) | 0 | |
| IBP (mmHg) | 10.2 (6.2 – 14.1) | 13.9 (11.7 – 20. 8) | p < 0.05 |
| DCI (mmHgxsxcm) | 859 (430 – 1574) | 1008 (725 – 1968) | p < 0.05 |
| CFV (cm/s) | 4.3 (3.1 – 5.4) | 2.9 (2.0 – 4.0) | p < 0.01 |
| Double-peaked waves (%) | (0 – 22) | (0 – 78) | p < 0.01 |
↵* interquartile range