Table 4.
Analysis of risk factors for postoperative hyperbilirubinaemia
| C group | E group | |||
| non-HYB | HYB | Non-HYB | HYB | |
| (n = 65) | (n = 68) | (n = 27) | (n = 47) | |
| Age (years) | 58 ± 1.4 | 62 ± 1.3 | 57 ± 1.7 | 60 ± 1.1 |
| Sex (male/female) | 39/26 | 39/29 | 17/10 | 39/8 |
| Operative time (min) | 465 ± 24 | 571 ± 26* | 415 ± 17 | 493 ± 20* |
| Transfusion (ml) | 2000 ± 260 | 3426 ± 441* | 277 ± 73 | 890 ± 201 |
| Preoperative TB (mg/dl) | 0.6 ± 0.03 | 0.9 ± 0.09* | 0.7 ± 0.06 | 0.7 ± 0.04 |
| Preoperative conjugated bilirubin (mg/dl) | 0.2 ± 0.01 | 0.3 ± 0.03* | 0.2 ± 0.02 | 0.2 ± 0.01 |
| Preoperative alanine aminotransferase (IU/l) | 18 ± 1.3 | 19 ± 2.5 | 15 ± 2.1 | 22 ± 3.1 |
| Preoperative aspartate aminotransferase (IU/l) | 16 ± 0.8 | 22 ± 2.9 | 16 ± 1.7 | 20 ± 1.9 |
| Preoperative lactate dehydrogenase (IU/l) | 274 ± 11.2 | 367 ± 45.6 | 231 ± 11.6 | 255 ± 17.0 |
| Preoperative alkaline phosphatase (IU/l) | 117 ± 5.5 | 128 ± 8.9 | 113 ± 7.1 | 121 ± 5.3 |
| Hepatatis C virus positive | 3 | 10 | 2 | 5 |
| Preoperative HYP | 0 | 2 | 0 | 0 |
Patients in group C were subjected to open-heart surgery; patients in group E were subjected to oesophagectomy. Data are expressed as mean ± standard error. *P<0.05, versus patients without hyperbilirubinaemia (HYB).