Table 4.
Univariate analysis of risk factors for failure after redo procedures
| Variables | Good outcome (n = 40) | Failure (n = 9) | p value |
|---|---|---|---|
| Sex (M/F) | 19/21 | 3/9 | 0.49 |
| Age | 41 (31–50) | 43 (37–51) | 0.62 |
| Time between first procedure and symptoms recurrence (months) | 12 (1–72) | 24 (2–30) | 0.76 |
| Early vs late symptoms recurrence | 0.28 | ||
| Early (30 patients) | 26 (86.7%) | 4 (13.3%) | |
| Late (19 patients) | 14 (73.7%) | 5 (26.3%) | |
| Eckardt score > 5 pre-redo (yes/no) | 18/40 (45%) | 8/9 (88.9%) | 0.03 |
| Esophageal diameter (mm) | 46 (40-60) | 63 (59–75) | 0.04 |
|
Stage IV disease (sigmoid megaesophagus) |
2/40 (5%) | 6/9 (66.7%) | 0.0001 |
|
Previous endoscopic treatment (39 patients) |
31/40 (77.5%) | 8/9 (88.9%) | 0.66 |
| Intraoperative mucosal perforation | 2/40 (5%) | 0/9 | > 0.99 |