Table 1 Patient demographics and intraoperative data of patients with and without postoperative delirium
POD (−) (n = 298) | POD (+) (n = 26) | p value | |
|---|---|---|---|
Age (years) | 75.0 [69.0, 80.0] | 81.0 [76.0, 84.0] | 0.0003 |
Sex: male | 237 (79.5) | 24 (92.3) | 0.19 |
Body mass index (kg/m2) | 23.5 [21.3, 25.8] | 22.6 [19.8, 24.8] | 0.062 |
Preexisting medical conditions | |||
Hypertension | 169 (56.7) | 14 (53.8) | 0.83 |
Ischemic heart disease | 266 (89.3) | 21 (80.8) | 0.19 |
Symptomatic stroke | 43 (14.4) | 5 (19.2) | 0.56 |
Diabetes | 87 (29.2) | 7 (26.9) | 1 |
Pulmonary function | 0.16 | ||
Normal | 182 (61.0) | 12 (46.1) | |
Obstructive lung disease | 84 (28.2) | 12 (46.2) | |
Restrictive lung disease | 32 (10.7) | 2 (7.7) | |
Plasma albumin (g/dL) | 4.2 [4.0, 4.4] | 4.1 [3.8, 4.3] | 0.14 |
Plasma creatinine (mg/dL) | 0.91 [0.76, 1.15] | 0.89 [0.82, 1.09] | 0.82 |
ASA-PS | 0.79 | ||
1 or 2 | 54 (18.1) | 5 (19.2) | |
3 | 244 (81.9) | 21 (80.8) | |
5-ALA | 141 (47.3) | 12 (46.2) | 1 |
Intraoperative data | |||
Anesthetics | 0.37 | ||
Inhalation agents | 284 (95.3) | 24 (92.3) | |
Propofol | 14 (4.6) | 2 (7.6) | |
Intraoperative hypotension | 49 (16.4) | 4 (15.4) | 1 |
Duration of anesthesia (min) | 104 [84, 130] | 120 [95, 144] | 0.08 |