Table 7.
Preoperative and postoperative esophageal body manometric characteristic across the four groups
| Measurement | Baseline hiatal hernia status | p Value | |||
|---|---|---|---|---|---|
| None Mean (SD) |
Small Mean (SD) |
Large Mean (SD) |
PEH Mean (SD) |
||
| Mean wave amplitude (mmHg) | |||||
| Preoperative value, mean (SD) | 101 (48) | 85 (38) | 88 (47) | 85 (34) | 0.45 |
| Postoperative value mean (SD) | 122 (54) | 100 (38) | 93 (39) | 83 (37) | 0.24 |
| Mean DCI (mmHg.s.cm) | |||||
| Preoperative value, mean (SD) | 2368 (1971) | 1881 (1380) | 2201 (2432) | 1332 (708) | 0.24 |
| Postoperative value mean (SD) | 3452 (2379) | 2231 (1313) | 2848 (3009) | 1645 (919) | 0.32 |
| % Peristaltic waves | |||||
| Preoperative value, mean (SD) | 91 (17) | 90 (18) | 89 (18) | 95 (9) | 0.59 |
| Postoperative value Mean (SD) | 90 (15) | 88 (19) | 88 (17) | 88 (13) | 0.97 |
| % Incomplete bolus clearance | |||||
| Preoperative value, mean (SD) | 16 (27) | 22 (33) | 32 (37) | 43 (45) | 0.007 |
| Postoperative value mean (SD) | 15 (22) | 29 (36) | 30 (36) | 16 (21) | 0.61 |