Table 1.
Patient and procedural details.
| Parameter | Median (25th–75th Percentile) |
|---|---|
| Patient details: | |
| n | 118 |
| Age (years) | 71 (66–78) |
| Male gender (n [%]) | 70 (59) |
| Body mass index (kg/m2) | 27.3 (24.4–30.2) |
| ASA status: | |
| I (n [%]) | 3 (2.5) |
| II (n [%]) | 35 (29.7) |
| III (n [%]) | 70 (59.3) |
| IV (n [%]) | 10 (8.5) |
| Preoperative routine laboratory values: | |
| Hemoglobin (g/dL) | 13.4 (12.2–14.5) |
| HbA1C (%) | 5.6 (5.4–6.2) |
| Leukocyte count (G/L) | 6.9 (5.9–8.8) |
| Sodium (mmol/L) | 140 (138–142) |
| Potassium (mmol/L) | 4.4 (4.1–4.7) |
| Creatinine (mg/dL) | 0.9 (0.78–1.05) |
| C-reactive protein (mg/L) | 3.1 (1.1–8.8) |
| Total protein (g/L) | 69 (65–73) |
| High-sensitive cardiac troponin T (ng/L) | 12.9 (8.1–20.3) |
| NT-proBNP (pg/mL) | 235 (114–796) |
| Procedural and anesthesia details: | |
| Surgical risk: | |
| Low (n [%]) | 11 (9.3) |
| Intermediate (n [%]) | 47 (39.8) |
| High (n [%]) | 60 (50.9) |
| Surgical specialty: | |
| General (n [%]) | 18 (15) |
| Orthopedic and trauma (n [%]) | 35 (30) |
| Cardiac (n [%]) | 37 (31) |
| Thoracic (n [%]) | 2 (2) |
| Vascular (n [%]) | 4 (3) |
| Ear-nose-throat (n [%]) | 11 (9) |
| Urologic (n [%]) | 9 (8) |
| Plastic (n [%]) | 2 (2) |
| Placement of epidural catheter (n [%]) | 6 (5) |
| Duration of surgery (min) | 219 (136–298) |
| Duration of mechanical ventilation (h) | 6.0 (3.6–14.0) |
| Postoperative admission to ICU (n [%]) | 66 (55) |
| Length of hospital stay (days) | 13 (10–23) |
Data are given as percentage values or as median values with 25th and 75th percentile, respectively. ASA = American Society of Anesthesiologists, NT-proBNP = N-terminal prohormone of brain natriuretic peptide, and ICU = Intensive Care Unit.