Retrospective rating of postoperative improvement | Total N = 99 (%) | Group A, N = 47 (%) | Group B, N = 52 (%) | p value* |
---|---|---|---|---|
Completely improved | 13 (13.1) | 6 (12.8) | 7 (13.5) | p = 0.45 |
Substantially improved | 51 (51.5) | 22 (46.8) | 29 (55.8) | |
Somewhat improved | 32 (32.3) | 18 (38.3) | 14 (26.9) | |
Unchanged | 3 (3.0) | 1 (2.1) | 2 (3.8) | |
Worse | 0 | 0 | 0 |