Table 2.
Patient characteristics of the three groups.
| ADI group (n = 80) | BJOEI group (n = 80) | Control group (n = 80) | F/χ2 | P value | |
|---|---|---|---|---|---|
| Age (years) | 59.1 ± 9.0 | 60.4 ± 9.8 | 57.9 ± 10.1 | 1.270 | 0.283 |
| Gender (%) | 0.742 | 0.690 | |||
| Male | 53 (66.25) | 58 (72.50) | 55 (68.75) | ||
| Female | 27 (33.75) | 22 (27.50) | 25 (31.25) | ||
| BMI (kg/m2) | 22.12 ± 2.09 | 21.83 ± 2.40 | 21.64 ± 1.76 | 1.060 | 0.348 |
| Tumor length (cm) | 3.69 ± 1.26 | 3.73 ± 1.20 | 3.57 ± 0.96 | 0.393 | 0.676 |
| Preoperative clinical stage (%) | 4.715 | 0.318 | |||
| I | 2 (2.50) | 0 (0.00) | 0 (0.00) | ||
| II | 22 (27.50) | 20 (25.00) | 18 (22.50) | ||
| III | 56 (70.00) | 60 (75.00) | 62 (77.50) | ||
| ECOG performance status (%) | 0.870 | 0.647 | |||
| 0 | 66 (82.50) | 70 (87.50) | 69 (86.25) | ||
| 1 | 14 (17.50) | 10 (12.50) | 11 (13.75) | ||
| Baseline CEA level (%) | 1.363 | 0.506 | |||
| ≤4.5 ng/mL | 24 (30.00) | 19 (23.75) | 18 (22.50) | ||
| >4.5 ng/mL | 56 (70.00) | 61 (76.25) | 62 (77.50) | ||
| Surgical method (%) | 1.195 | 0.879 | |||
| Dixon | 60 (75.00) | 63 (78.75) | 61 (76.25) | ||
| Miles | 8 (10.00) | 9 (11.25) | 10 (12.50) | ||
| Hartmann | 12 (15.00) | 8 (10.00) | 9 (11.25) | ||
| Histological differentiation (%) | 2.292 | 0.682 | |||
| Well | 11 (13.75) | 9 (11.25) | 13 (16.25) | ||
| Moderate | 41 (51.25) | 43 (53.75) | 46 (57.50) | ||
| Poor | 28 (35.00) | 28 (35.00) | 21 (26.25) |