Table 1 Clinicopathological data and perioperative variables
|  | R-Y (n = 57) | BII + B (n = 94) | p value |
|---|---|---|---|
Clinicopathological data | |||
Sex | Â | Â | 0.299 |
 Male | 36 (63.2) | 67 (71.3) |  |
 Female | 21 (36.8) | 27 (28.7) |  |
Age (years) | 61.72 ± 11.08 | 60.29 ± 10.21 | 0.42 |
BMI (kg/m2) | 22.25 ± 2.95 | 21.53 ± 2.82 | 0.143 |
Location of tumor | Â | Â | 0.511 |
 Middle third | 18 (31.6) | 25 (26.6) |  |
 Lower third | 39 (68.4) | 69 (73.4) |  |
Tumor size (diameter, cm) | 3.70 ± 1.90 | 3.63 ± 1.85 | 0.819 |
Differentiation | Â | Â | 0.415 |
 Low | 30 (52.6) | 60 (63.8) |  |
 Medium | 21 (36.8) | 18 (19.1) |  |
 High | 6 (10.5) | 16 (17.0) |  |
Neoadjuvant chemotherapy | 6 (10.5) | 13 (13.8) | 0.553 |
pTNM-stage | Â | Â | 0.351 |
 I | 29 (50.9) | 38 (40.4) |  |
 II | 7 (12.3) | 18 (19.1) |  |
 III | 21(36.8) | 38 (40.4) |  |
ASA | Â | Â | 0.865 |
 I–II | 49 (86.0) | 80 (85.1) |  |
 III | 8 (14.0) | 14 (14.9) |  |
Follow-up times: months | 45 (36–66) | 59 (44–72) |  |
Operative and postoperative conditions | |||
 Blood loss(ml) | 54.82 ± 21.67 | 50.41 ± 21.54 | 0.226 |
 Anastomotic time (min) | 36.96 ± 2.43 | 27.97 ± 3.74 | 0.001 |
 Operative time (min) | 194.65 ± 21.52 | 183.88 ± 18.02 |  < 0.001 |
 Time to first exhaust (days) | 2.0 (2.0; 3.0) | 2.0 (3.0; 3.0) | 0.125 |
 Time to first liquid diet (days) | 3.0 (3.0; 4.0) | 3.0 (3.0; 4.0) | 0.101 |
 Time to remove abdominal drain (days) | 8.0 (7.0; 9.0) | 8.0 (7.0; 9.0) | 0.199 |
 Postoperative hospital days (days) | 9.0 (8.0; 10.0) | 9.5 (8.0; 10.0) | 0.065 |