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Table 1 Patient characteristics according to intestinal margins

From: Impact of bowel resection margins in node negative colon cancer

  Lower than 5 cm 5 cm or higher Odds ratio P value
215 patients 128 (59.5%) 87 (40.5%)
Gender Male—74 (58%) Male—50 (57%) 1.014 1
Fem.—54 (42%) Fem.—37 (43%)   
Age 70.2 (SD ± 12.2) 70.8 (SD ± 10.9) 0.996 0.7
Type of surgery     0.000
 Right colectomy 26 (20.3%) 52 (60%) 1.76
 Transverse colect. 4 (3%) 0 (0%) 1
 Left colectomy 29 (22.7%) 19 (21.8%) 1.048
 High AR 69 (53.9%) 16 (18.4%) 5.19
Elective/emergent 112 (87.5%)/16 (12.5%) 68 (78%)/19 (21.8%) 0.511 0.09
Histopathologic features
 Lymphovascular invasion (Y) 19 (15%) 11 (13%) 1.21 0.69
 Tumor differentiation (WD/MD/PD) 32 (25%)/79 (61.7%)/15 (11.7%) 18 (20.9%)/53 (61.6%)/15 (17.4%) 1.278
1.03
0.637
0.513
 Total lymph nodes harvested 10.4 (SD ± 5.7) 13.8 (SD ± 8.2) 1.26 0.001
 Colon length (in cm) 18.9 (SD ± 9.8) 23.7 (SD ± 10.3) 1.38 0.002
 Intestinal margin (in cm) 3.1 (SD ± 1.2) 8.8 (SD ± 3.3) * 0.000
 Tumor length (in cm) 4.47 (SD ± 2.14) 4.69 (SD ± 2.3) 1.008 0.499
 AJCC stage (I/II) 37 (29%)/91 (71%) 15(17%)/72(83%) 0.5 0.05