| Variables | Severity of complications | P | ||||||||
| Grade I (n = 50) | Grade II (n = 1) | Grade III (n = 1) | None (n = 6) | |||||||
| N | % | N | % | N | % | N | % | |||
| Risk of surgery | ||||||||||
|
| Low | 44 | 88.0% | 1 | 2.0% | 0 | 0.0% | 5 | 10.0% | 0.086 |
|
| Intermediate | 6 | 75.0% | 0 | 0.0% | 1 | 12.5% | 1 | 12.5% | |
| Functional capacity | ||||||||||
|
| Low | 18 | 90.0% | 1 | 5.0% | 0 | 0.0% | 1 | 5.0% |
|
|
| Moderate | 22 | 91.7% | 0 | 0.0% | 0 | 0.0% | 2 | 8.3% | 0.251 |
|
| High | 10 | 71.4% | 0 | 0.0% | 1 | 7.1% | 3 | 21.4% |
|