Table 3 Perioperative laboratory data of patients undergoing hepatectomy
|  | All (n = 562) | PCA-NH (n = 428) | PCA-H (n = 134) | P-value |
|---|---|---|---|---|
Median, IQR | ||||
Preoperative laboratory data | ||||
 AST (U/l) | 29.50 (21.00, 49.00) | 30.00 (21.00, 52.75) | 28.00 (21.00, 44.00) | 0.204 |
 ALT (U/l) | 26.00 (16.00, 45.00) | 27.00 (16.25, 46.00) | 25.33 (15.38, 38.00) | 0.179 |
 Alkaline phosphatase (U/l) | 109.00 (81.00, 181.50) | 110.50 (83.00, 193.25) | 106.33 (79.33, 164.00) | 0.159 |
 Albumin (g/l) | 38.30 (34.70, 42.43) | 38.20 (34.60, 42.18) | 39.03 (35.10, 43.60) | 0.139 |
 BUN (mmol/l) | 4.89 (3.89, 6.01) | 4.79 (3.78, 5.87) | 5.18 (4.12, 6.38) | 0.008* |
 Creatinine (μmol/l) | 67.00 (56.00, 80.00) | 66.00 (55.00, 80.00) | 70.00 (58.63, 82.25) | 0.047* |
 Platelet count (× 109/l) | 190.00 (138.00, 242.00) | 193.00 (142.25, 244.50) | 177.20 (115.40, 232.00) | 0.043* |
 Prothrombin time (s) | 13.10 (12.60, 13.80) | 13.00 (12.60, 13.70) | 13.25 (12.59, 14.06) | 0.158 |
Postoperative laboratory data | ||||
 AST (U/l) | 101.00 (44.00, 209.00) | 97.50 (45.00, 211.00) | 110.50 (41.00, 208.00) | 0.899 |
 ALT (U/l) | 84.50 (37.00, 188.25) | 87.00 (37.00, 186.75) | 73.33 (30.00, 196.67) | 0.531 |
 Alkaline phosphatase (U/l) | 96.00 (67.00, 162.75) | 97.50 (69.00, 170.00) | 92.33 (63.75, 140.00) | 0.145 |
 Albumin (g/l) | 33.10 (29.60, 36.13) | 33.10 (29.93, 36.08) | 33.04 (28.70, 36.40) | 0.520 |
 BUN (mmol/l) | 4.38 (3.41, 5.44) | 4.26 (3.37, 5.27) | 4.66 (3.63, 5.65) | 0.014* |
 Creatinine (μmol/l) | 66.50 (55.00, 80.00) | 66.00 (54.00, 79.75) | 67.00 (56.70, 82.89) | 0.111 |