| Variables | Total n = 238 | Death within 1 year n = 16 | Survival n = 222 | p-value |
| Age (years) | 85.6 ± 8.5 | 84.1 ± 8.3 | 85.7 ± 8.5 | 0.48 |
| Sex (male/female) | 49/189 | 5/11 | 44/178 | 0.14 |
| BMI (kg/m2) | 20.3 ± 3.7 | 19.0 ± 3.3 | 20.4 ± 3.7 | 0.14 |
| Albumin (g/dL) | 3.3 ± 0.5 | 3.1 ± 0.4 | 3.4 ± 0.5 | 0.02 |
| Hemoglobin (g/dL) | 10.9 ± 1.8 | 10.3 ± 2.0 | 10.9 ± 1.8 | 0.20 |
| Preoperative waiting period (days) | 5.7 ± 4.0 | 5.8 ± 3.0 | 5.7 ± 4.1 | 0.95 |
| GNRI | 86.9 ± 9.9 | 81.2 ± 7.8 | 87.3 ± 9.9 | 0.02 |
| Malnutrition (GNRI < 92)/normal (GNRI ≥ 92) | 136/102 | 15/1 | 121/101 | 0.0011 |