TABLE 1.
Patient and tumor characteristics
| Characteristic | All patients (n = 864) |
|---|---|
| Age (years), mean ± SD | 53 ± 12.4 |
| Gender, n (%) | |
| Male | 400 (46.3) |
| Female | 464 (53.7) |
| Body mass index (kg/m2), mean ± SD (n = 710) | 27.9 ± 6.4 |
| ECOG performance status, n (%) (n = 856) | |
| 0 | 373 (43.6) |
| 1 | 345 (40.3) |
| 2–4 | 138 (16.1) |
| Malnutrition, n (%)a | 210 (24.3) |
| Preoperative chemotherapy, n (%) (n = 771) | 258 (33.5) |
| Prior surgical score, n (%) (n = 835) | |
| 0 | 152 (18.2) |
| 1 | 314 (37.6) |
| 2–3 | 369 (44.2) |
| Ureteral stents, n (%) (n = 860) | 550 (64.0) |
| Site of primary disease, n (%) | |
| Appendix | 404 (46.8) |
| Colon | 199 (23.0) |
| Ovary | 59 (6.8) |
| Mesothelioma | 56 (6.5) |
| Other/unknown | 146 (16.9) |
| More than 1 CRS/HIPEC, n (%) | 64 (7.4) |
| Resection status, n (%) (n = 838) | |
| R0/1 | 383 (45.7) |
| R2 | 455 (54.3) |
| Length of procedure (h), mean ± SD, (n = 601) | 8.4 ± 3.2 |
| Total no. of organs resected, mean ± SD | 3.1 (1.8) |
| Rectal resection, n (%) | 70 (8.1) |
| Ureteral resection, n (%) | 7 (0.81) |
| Estimated blood loss (mL), mean ± SD (n = 665) | 769 ± 726 |
| No. of days in ICU, mean ± SD (n = 649) | 3.5 (9.3) |
| No. of days in hospital, mean ± SD (n = 856) | 14.6 (17.2) |
SD standard deviation, ECOG Eastern Cooperative Oncology Group, CRS/HIPEC cytoreductive surgery–hyperthermic intraperitoneal chemotherapy, ICU intensive care unit
a
Malnutrition was defined as prealbumin <18 mg/dL, albumin <3 g/dL, or presence of cachexia