Table 1.
Laboratory data.
| Variable | Reference range | 2 days before surgery | 1 hour after surgery | 24 hours after surgery | 48 hours after surgery |
|---|---|---|---|---|---|
| Hematocrit (%) | 40–52 | 44.7 | 41 | 30.6 | 33.7 |
| Hemoglobin (g/dl) | 13.5–17.5 | 15.0 | 13.8 | 10.4 | 11.4 |
| Red blood cell count (103/µl) | 4.00–6.00 | 4.87 | 4.46 | 3.37 | 3.69 |
| White blood cell count (103/µl) | 4.0–11.0 | 9.7 | 21.6 | 15.1 | 16.1 |
| Platelet count (103/µl) | 140–440 | 353 | 353 | 234 | 248 |
| Prothrombin time (sec) | 11.2–13.4 | 14.3 | 15.8 | ||
| Prothrombin-time international normalized ratio | 1.17 | 1.30 | |||
| Activated partial-thromboplastin time (sec) | 22.2–29.4 | 28.9 | 29.1 | ||
| Sodium (mmol/l) | 136–145 | 138 | 134 | 134 | |
| Potassium (mmol/l) | 3.5–5.1 | 4.3 | 4.1 | 3.5 | |
| Chloride (mmol/l) | 98–107 | 98 | 101 | 101 | |
| Carbon dioxide (mmol/l) | 21–32 | 27.6 | 23.9 | 22.3 | |
| Calcium (mg/dL) | 8.5–10.1 | 7.4 | 7.4 | ||
| Phosphorus (mg/dL) | 2.5–4.9 | 2.6 | 2.3 | ||
| Magnesium (mg/dL) | 1.8–2.4 | 2.3 | 2.4 | ||
| Urea nitrogen (mg/dL) | 7–18 | 15.32 | 19.1 | 21.2 | |
| Creatinine (mg/dL) | 0.6–1.3 | 0.94 | 1.06 | 0.86 | |
| Albumin (g/dL) | 3.5–5 | 4.1 | 2.5 | 2.3 | |
| Total protein (g/dL) | 6.4–8.2 | 8.1 | 5.3 | 5.5 | |
| Alanine phosphatase (U/l) | 12–78 | 52 | 27 | 64 | |
| Aspartate aminotransferase (U/l) | 15–37 | 44 | 37 | 57 | |
| Arterial blood gas | |||||
| Fraction of inspire oxygen | 0.6 | 0.4 | |||
| Partial pressure of CO2 (mmHg) | 33–47 | 33 | 33 | ||
| Partial pressure of O2 (mmHg) | 74–108 | 274 | 98 | ||
| Base excess (%) | −2 to 2 | −3.1 | 0.80 |