Table 1.
Patient Demographic, Preoperative, and Intraoperative Characteristics Between Nutritionally Insufficient and Nutritionally Sufficient Groups (N = 2236).a
| Category | Nutritionally Sufficient | % Nutritionally Sufficient | Nutritionally Insufficient | % Nutritionally Insufficient | P Value |
|---|---|---|---|---|---|
| Sex | .552 | ||||
| Female | 1179 | 57.7% | 115 | 59.9% | |
| Male | 865 | 42.3% | 77 | 40.1% | |
| Race | .219 | ||||
| White | 1646 | 80.5% | 162 | 84.4% | |
| Other | 160 | 7.8% | 8 | 4.2% | |
| Hispanic | 83 | 4.1% | 10 | 5.2% | |
| Black | 155 | 7.6% | 12 | 6.3% | |
| Age (years) | .023 | ||||
| ≤50 | 417 | 20.4% | 45 | 23.4% | |
| 51-60 | 546 | 26.7% | 38 | 19.8% | |
| 61-70 | 630 | 30.8% | 58 | 30.2% | |
| 71-80 | 382 | 18.7% | 37 | 19.3% | |
| >80 | 69 | 3.4% | 14 | 7.3% | |
| Obese | 925 | 45.3% | 52 | 27.1% | <.001 |
| Diabetes | 334 | 16.3% | 41 | 21.4% | .075 |
| Smoke | 455 | 22.3% | 50 | 26.0% | .231 |
| Dyspnea | 136 | 6.7% | 11 | 5.7% | .621 |
| Functional status | .271 | ||||
| Partially/totally dependent | 101 | 4.9% | 13 | 6.8% | |
| Independent | 1943 | 95.1% | 179 | 93.2% | |
| Fusion length | <.001 | ||||
| Long | 1241 | 60.7% | 145 | 75.5% | |
| Short | 803 | 39.3% | 47 | 24.5% | |
| Surgical approach | .024 | ||||
| Posterior | 1152 | 56.4% | 127 | 66.1% | |
| Anterior | 834 | 40.8% | 59 | 30.7% | |
| Combined | 58 | 2.8% | 6 | 3.1% | |
| Fusion to pelvis | 161 | 7.9% | 19 | 9.9% | .326 |
| Osteotomy | 281 | 13.7% | 26 | 13.5% | .937 |
| Pulmonary comorbidity | 121 | 5.9% | 15 | 7.8% | .294 |
| Cardiac comorbidity | 1193 | 58.4% | 111 | 57.8% | .882 |
| Renal comorbidity | 11 | 0.5% | 2 | 1.0% | .380 |
| Steroid use | 121 | 5.9% | 9 | 4.7% | .485 |
| Weight loss | 0 | 0.0% | 5 | 2.6% | <.001 |
| Bleeding disorder | 33 | 1.6% | 3 | 1.6% | .956 |
| Preoperative transfusion | 2 | 0.1% | 2 | 1.0% | .003 |
| ASA ≥3 | 1137 | 55.6% | 141 | 73.4% | <.001 |
Abbreviation: ASA, American Society of Anesthesiology. aBold values indicate P < .05.