Table 2.
One-way correlations with postoperative 1-year all-cause mortality.
| Postoperative 1-year all-cause mortality | |||
|---|---|---|---|
| Yes (n=22) | No (n=419) | P | |
| Age, years, median (IQR) | 73 (71, 76) | 74 (72, 77) | 0.290 |
| Sex, n (%) | 0.117 | ||
| Male | 15 (68.2) | 214 (51.1) | |
| Female | 7 (31.8) | 205 (48.9) | |
| Height (cm) | 164 (158, 170) | 163 (159, 170) | 0.893 |
| Body weight (kg) | 67 (60, 74) | 66 (60, 73) | 0.766 |
| BMI, mean (SD), kg/m2 | 24.8 (22.7, 26.6) | 24.6 (22.2, 27.1) | 0.778 |
| Education, n (%) | 0.349 | ||
| High school or above | 8 (36.4) | 114 (27.2) | |
| Below high school | 14 (82.5) | 286 (72.8) | |
| Preoperative MMSE | 27 (25, 29) | 27 (25, 28) | 0.342 |
| Alcohol consumption history, n (%) | 3 (13.6) | 120 (28.6) | 0.126 |
| Smoking history, n (%) | 6 (27.3) | 117 (27.9) | 0.947 |
| aCCI | 5 (4, 6) | 4 (3, 5) | 0.034 |
| Weakness, n (%) | 9 (40.9) | 115 (27.4) | 0.171 |
| Delirium | 7 (31.8) | 84 (20.1) | 0.184 |
| Asthenic delirium (Fisher’s test) | 3 (13.6) | 34 (8.1) | 0.363 |
| ASA physical status ≥ 3, n (%) | 12 (54.5) | 132 (31.5) | 0.025 |
| Surgery category, n (%) | |||
| Thoracic surgery | 3 (13.6) | 30 (7.2) | 0.260 |
| Spine surgery | 3 (13.6) | 36 (8.6) | 0.417 |
| Joint surgery | 1 (4.5) | 142 (33.9) | 0.008 |
| General surgery | 9 (40.9) | 126 (30.1) | 0.282 |
| Gynecological surgery | 0 | 10 (2.4) | 1.000 |
| Urological surgery | 4 (18.2) | 52 (12.4) | 0.428 |
| ENT surgery | 0 (0) | 4 (1.0) | 1.000 |
| Other | 2 (9.1) | 19 (4.5) | 0.642 |
| Type of anesthesia | 0.937 | ||
| General anesthesia, n (%) | 18 (81.8) | 340 (81.1) | |
| Non-general anesthesia, n (%) | 4 (18.2) | 79 (18.9) | |
| Postoperative analgesia, n (%) | 0.877 | ||
| Yes | 15 (68.2) | 279 (66.6) | |
| No | 7 (31.8) | 140 (33.4) | |
| Operative time, min (median (IQR)) | 171 (85, 226) | 110 (86, 176) | 0.343 |
| Duration of anesthesia, min (median (IQR)) | 208 (112, 275) | 138 (112, 214) | 0.243 |
| Intraoperative medications, n (%) | |||
| Propofol | 18 (81.8) | 342 (81.6) | 0.982 |
| Benzodiazepines | 20 (90.9) | 393 (93.8) | 0.588 |
| Opioid drugs | 18 (81.8) | 346 (82.6) | 0.927 |
| Glucocorticoids | 8 (36.4) | 123 (29.4) | 0.924 |
aCCI, age-adjusted Charlson comorbidity index; ASA, American Society of Anesthesiologists; ENT, ear, nose and throat; IQR, interquartile range; MMSE, Mini Mental State Exam.