| Median length of myotomy (cm) |
16 (7 – 26) |
8 (6 – 10) |
< 0.01 |
| Median procedure time (min) |
102 (43 – 345) |
264 (189 – 331) |
< 0.01 |
| Adverse events, n (%) Mild Moderate Total |
2 (4) 1 (2) 3 (6) |
1 (4) 6 (23) 7 (27) |
1 < 0.01 < 0.01 |
| Mean length of stay, days (SD) |
3.3 (1.9) |
3.2 (2.3) |
0.68 |
| PPI therapy, n (%) |
19 (38.8) |
12 (46.1) |
0.7 |
| Eckardt stage II or III, n (%) |
1 (2.0) |
5 (19.2) |
0.01 |
| Need for subsequent therapy, n (%) |
0 |
2 (7.7) |
0.11 |
| Clinical response, n (%) |
48 (98) |
21 (80.8) |
0.01 |
| Duration of follow-up, months (SD) |
8.6 (1.7) |
21.5 (3.9) |
< 0.01 |
