Research Article
Feasibility and Safety of Laparoscopic Radical Colectomy for T4b Colon Cancer at a University Hospital in Vietnam
Table 4
Description of morbidity and lymph nodes harvested according to the patients’ clinical features and demographics.
| Factor | Morbidity | Number of lymph nodes harvested | Yes (; 14.0%) | No (; 86.0%) | | <12 (; 23.3%) | ≥12 (; 76.7%) | |
| Sex | Male | 3 (12.5) | 21 (87.5) | 0.999 | 5 (20.8) | 19 (79.2) | 0.728 | Female | 3 (15.8) | 16 (84.2) | | 5 (26.3) | 14 (73.7) | | Age (year) | <50 | 1 (6.7) | 14 (93.3) | 0.403 | 2 (13.3) | 13 (86.7) | 0.451 | ≥50 | 5 (17.9) | 23 (82.1) | | 8 (28.6) | 20 (71.4) | | ASA | ASA I | 1 (4.0) | 24 (96.0) | 0.067 | 4 (16.0) | 21 (84.0) | 0.275 | ASA II | 5 (27.8) | 13 (72.2) | | 6 (33.3) | 12 (66.7) | | Tumor diameter (cm) | ≤4 | 0 (0) | 3 (100) | 0.787 | 3 (100) | 0 (0) | 0.005 | 4-7 | 4 (20.0) | 16 (80.0) | | 2 (10.0) | 18 (90.0) | | ≥7 | 2 (10.0) | 18 (90.0) | | 5 (25.0) | 15 (75.0) | | Invaded structure | Abdominal wall | 2 (15.4) | 11 (84.6) | 0.377 | 6 (46.2) | 7 (53.8) | 0.159 | Intestine, mesenterium | 0 (0) | 11 (100) | | 2 (18.2) | 9 (81.8) | | Retroperitoneum | 1 (14.3) | 6 (85.7) | | 1 (14.3) | 6 (85.7) | | ≥2 structures | 3 (25.0) | 9 (75.0) | | 1 (8.3) | 11 (91.7) | | Differentiation | Moderate | 6 (15.8) | 32 (84.2) | 0.999 | 8 (21.1) | 30 (78.9) | 0.575 | Poor | 0 (0) | 5 (100) | | 2 (40.0) | 3 (60.0) | | CEA level (ng/ml) | <5 | 0 (0) | 13 (100) | 0.216 | 4 (30.8) | 9 (69.2) | 0.040 | 5-99 | 5 (20.0) | 20 (80.0) | | 3 (12.0) | 22 (88.0) | | ≥100 | 1 (20.0) | 4 (80.0) | | 3 (60.0) | 2 (40.0) | | Operating procedure | RC, ERC | 2 (14.3) | 12 (85.7) | 0.448 | 2 (14.3) | 12 (85.7) | 0.653 | LC, ELC | 4 (20.0) | 16 (80.0) | | 6 (30.0) | 14 (70.0) | | SC, AR | 0 (0) | 9 (100) | | 2 (22.2) | 7 (77.8) | |
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Note: RC: right colectomy; ERC: extended right colectomy; LC: left colectomy; ELC: extended left colectomy; SC: sigmoid colectomy; AR: anterior resection.
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