Table 1.
Patient demographics and operation details (N=91).
| Characteristics | Enhanced recovery program group (n=46) | Standard care group (n=45) | |
| Age (years), median (IQR) | 64 (27-83) | 67 (27-84) | |
| Sex ratio (Male:Female) | 31:15 | 23:22 | |
| Body mass index (kg/m2), mean (SD) | 25.6 (5.0) | 26.9 (4.4) | |
| American Society of Anesthesiologists fitness grade (n) | |||
| I | 0 | 2 | |
| II | 43 | 38 | |
| III | 3 | 5 | |
| Diagnosis (n) | |||
| Colorectal metastases | 35 | 26 | |
| Other metastases | 10 | 10 | |
| Benign disease | 1 | 9 | |
| Neoadjuvant chemotherapy | 36 | 25 | |
| P-POSSUMa, mean (SD) | |||
| Physiological score | 16.4 (3.4) | 16.8 (3.6) | |
| Operative severity score | 19.4 (3.7) | 17.1 (4.8) | |
| Operation (n) | |||
| Major resection (3 segments) | 21 | 12 | |
| Minor resection | 25 | 33 | |
| Specimen weight (g), median (IQR) | 373.3 (156.3-780.5) | 179.5 (69.6-606.3) | |
| Blood loss (mL), median (IQR) | 350 (174-900) | 340 (150-645) | |
| Need for blood transfusion (n) | 7 | 3 | |
| Death | 1 | 1 | |
aP-POSSUM: Portsmouth modification of the Physiological and Operative Severity Score for the enUmeration of Mortality and morbidity.