Table 2.
Demographics, Tumor Localizations, Operation Technique, Intra- and Postoperative Parameters, Complications and Pathological Features in Patients Who Underwent Single Organ and Multivisceral Resections
| Single organ resections (n = 264) | Multivisceral resections (n = 90) | p | |
|---|---|---|---|
| Demographics | |||
| Age | 59.7 ± 13.7 | 59.4 ± 13.9 | 0.871 |
| Gender (males) | 168 (63.3) | 42 (46.7) | 0.005 |
| Localization (Colon/Rectum) | 116 (48.5)/148 (51.5) | 43 (56.7)/47 (43.3) | 0.527 |
| Preoperative metastasis | 32 (12.1) | 11 (12.2) | 0.980 |
| Synchrone metastasectomy | 10 (3.8) | 4 (4.4) | 0.759 |
| Operation technique | |||
| Conventional/laparoscopic | 110 (41.7)/154 (58.3) | 54 (60.0)/36 (40.0) | 0.003 |
| Conversion (%) | 25/154 (16.2) | 15/36 (41.7) | 0.001 |
| Intra- and Postoperative Parameters | |||
| Operation time (min) | (n = 252) 203.0 ± 53.4 | (n = 83) 256.4 ± 77.0 | 0.0001 |
| Intraoperative bleeding (ml) | (n = 213) 250 0[1-4000] | (n = 68) 450 [100-2700] | 0.0001 |
| Total transfusion | |||
| Rate | 119/256 (47.4) | 61/88 (68.5) | 0.0001 |
| Amount | 0 (0-12) | 2 (0-26) | 0.001 |
| Synchrone metastasectomy | 10 (3.8) | 4 (4.4) | 0.759 |
| Length of hospital stay | 8.6 ± 6.8 | 9.0 ± 4.9 | 0.652 |
| Complications | (n = 264) | (n = 90) | |
| Surgical site infection | 13 (4.9) | 6/90 (6.6) | 0.590 |
| Wound infection | 6 (2.3) | 3 (3.3) | |
| Evisceration | 5 (1.9) | 2 (2.2) | |
| Intraabdominal abscess | 2 (0.8) | 1 (1.1) | |
| Fistula | 16 (6.0) | 5 (5.5) | 0.831 |
| Anastomotic | 14 (5.3) | 2 (2.2) | |
| Urinary | 1 (0.4) | 2 (2.2) | |
| Biliary | 1 (0.4) | 1 (1.1) | |
| Anastomotic leakage | 14 (5.3) | 2 (2.2) | 0.378 |
| Ileus | 11 (4.2) | 5 (5.5) | 0.568 |
| Nonsurgical | 5 (1.9) | 3 (3.3) | 0.429 |
| Intrabdominal hemorrhage | 7 (2.7) | 4 (4.4) | 0.483 |
| Urinary retantion/leakage | 2 (0.8) | 1 (1.1) | 0.999 |
| Missed bowel injury | 1 (0.4) | 1 (1.1) | 0.449 |
| Reoperation | 5 (2.0) | 2 (1.1) | 0.999 |
| Intrabdominal hemorrhage | 2 (0.8) | 1 (1.1) | |
| Anastomotic leakage | 2 (0.8) | 0 (0) | |
| Missed bowel injury | 1 (0.4) | 1 (1.1) | |
| Overall | 55 (20.9) | 22 (24.4) | 0.516 |
| 30-day mortality | 11 (4.2) | 4 (4.4) | 0.999 |
| T Stage | 0.0001 | ||
| pT0*/pT1/pT2/pT3/pT4 | 16 (6.1)/12 (4.5)/37 (14)/199 (75.4)/0 | 1 (1.1)/1 (1.1)/9 (10)/48 (53.3)/31 (34.4) | |
| Harvested lymph nodes | 13.7 ± 7.3 | 16.0 ± 9.6 | 0.043 |
| N Stage | 0.227 | ||
| pN (negative)/(positive) | 148 (56.1)/116 (43.9) | 54 (60)/44 (40) | |
| Vascular invasion | 103 (39.0) | 43 (47.7) | 0.363 |
| Perineural invasion | 116 (43.9) | 54 (60.0) | 0.043 |
| Differentiation | 0.227 | ||
| Poorly/Moderately/Well/Undetermined or missed | 28 (10.6)/208 (78.8)/12 (4.5)/16 (6.1) | 8 (8.9)/77 (85.6)/4 (4.4)/1 (1.1) | |
| Positive surgical margin (R1-R2 resection) | 2 (0.8) | 2 (2.2) | 0.268 |
* includes only pT0 rectal tumors after neoadjuvant chemo-radiation therapy (complete response)