Table 4.
Complications Associated With Increasing Modified Frailty Index.
| Modified Frailty Index, % | ||||||
|---|---|---|---|---|---|---|
| 0 | 0.09 | 0.18 | 0.27 | ≥0.36 | P | |
| N = 6094 | 2266 | 2309 | 1147 | 295 | 77 | |
| Any complication | 14.7% | 19.6% | 22.8% | 26.8% | 35.1% | <.0001 |
| Intra/postoperative blood transfusion | 11.8% | 15.9% | 17.1% | 20.3% | 23.4% | <.0001 |
| Death | 0.1% | 0.1% | 0.4% | 1.0% | 0.0% | .004 |
| Pulmonary complication | 0.4% | 0.9% | 2.1% | 2.0% | 2.6% | <.0001 |
| Renal complication | 0.0% | 0.1% | 0.7% | 0.7% | 1.3% | <.0001 |
| Central nervous system complication | 0.1% | 0.2% | 0.4% | 0.3% | 0.0% | .278 |
| Peripheral nerve injury | 0.4% | 0.2% | 0.3% | 0.0% | 0.0% | .236 |
| Cardiac complication | 0.4% | 0.3% | 0.9% | 1.0% | 0.0% | .053 |
| Venous thrombus emboli | 0.8% | 1.4% | 1.6% | 2.0% | 2.6% | .011 |
| Urinary tract infection | 1.2% | 2.4% | 2.7% | 4.1% | 10.4% | <.0001 |
| Sepsis | 0.6% | 0.8% | 1.7% | 2.4% | 5.2% | <.0001 |
| Wound complication | 1.8% | 2.0% | 3.4% | 4.4% | 6.5% | <.0001 |
| Graft failure | 0.2% | 0.0% | 0.1% | 0.0% | 0.0% | .235 |
| Other outcomes | ||||||
| Reoperation | 3.6% | 3.0% | 3.7% | 5.1% | 10.4% | .057 |
| Length of stay >5 days | 13.4% | 18.6% | 22.2% | 26.8% | 35.1% | <.0001 |
| Unplanned readmission (2011-2012) | 4.5% | 4.1% | 6.9% | 4.7% | 20.0% | .015 |