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.

FactorMorbidityNumber of lymph nodes harvested
Yes (; 14.0%)No (; 86.0%)<12 (; 23.3%)≥12 (; 76.7%)

Sex
 Male3 (12.5)21 (87.5)0.9995 (20.8)19 (79.2)0.728
 Female3 (15.8)16 (84.2)5 (26.3)14 (73.7)
Age (year)
 <501 (6.7)14 (93.3)0.4032 (13.3)13 (86.7)0.451
 ≥505 (17.9)23 (82.1)8 (28.6)20 (71.4)
ASA
 ASA I1 (4.0)24 (96.0)0.0674 (16.0)21 (84.0)0.275
 ASA II5 (27.8)13 (72.2)6 (33.3)12 (66.7)
Tumor diameter (cm)
 ≤40 (0)3 (100)0.7873 (100)0 (0)0.005
 4-74 (20.0)16 (80.0)2 (10.0)18 (90.0)
 ≥72 (10.0)18 (90.0)5 (25.0)15 (75.0)
Invaded structure
 Abdominal wall2 (15.4)11 (84.6)0.3776 (46.2)7 (53.8)0.159
 Intestine, mesenterium0 (0)11 (100)2 (18.2)9 (81.8)
 Retroperitoneum1 (14.3)6 (85.7)1 (14.3)6 (85.7)
 ≥2 structures3 (25.0)9 (75.0)1 (8.3)11 (91.7)
Differentiation
 Moderate6 (15.8)32 (84.2)0.9998 (21.1)30 (78.9)0.575
 Poor0 (0)5 (100)2 (40.0)3 (60.0)
CEA level (ng/ml)
 <50 (0)13 (100)0.2164 (30.8)9 (69.2)0.040
 5-995 (20.0)20 (80.0)3 (12.0)22 (88.0)
 ≥1001 (20.0)4 (80.0)3 (60.0)2 (40.0)
Operating procedure
 RC, ERC2 (14.3)12 (85.7)0.4482 (14.3)12 (85.7)0.653
 LC, ELC4 (20.0)16 (80.0)6 (30.0)14 (70.0)
 SC, AR0 (0)9 (100)2 (22.2)7 (77.8)

Note: RC: right colectomy; ERC: extended right colectomy; LC: left colectomy; ELC: extended left colectomy; SC: sigmoid colectomy; AR: anterior resection.