Table 2 Characteristics of the patients in our study with colorectal cancers (n = 696)
Total | Control group n = 186 | Fail-safe group n = 510 | p-value | |
|---|---|---|---|---|
Age (mean), years | 70.63 | 69.79 | NS | |
Sex (%) | ||||
Male | 375 (53.9) | 99 (53.2) | 276 (54.1) | NS |
Female | 321 (46.1) | 87 (46.8) | 234 (45.9) | NS |
ASA classification (%) | ||||
ASA 1 | 57 (8.2) | 13 (7) | 44 (8.6) | NS |
ASA 2 | 326 (46.8) | 82 (44.1) | 244 (47.8) | NS |
ASA 3 | 295 (42.4) | 89 (47.8) | 206 (40.4) | NS |
ASA 4 | 18 (2.6) | 2 (1.1) | 16 (3.1) | NS |
BMI (mean), kg/m2 | 25.62 | 26.71 | NS | |
Indication for surgery (%) | ||||
Colon cancer | 572 (82.2) | 143 (76.9) | 411 (80.6) | NS |
Left side | 186 (26.7) | 56 (30.1) | 130 (25.5) | NS |
Right | 330 (47.4) | 77 (41.4) | 253 (49.6) | NS |
Other parts | 56 (8.0) | 12 (6.5) | 44 (8.6) | NS |
Rectal cancer | 124 (17.8) | 41 (22.0) | 83 (16.3) | NS |
UICC/AJCC (%) | ||||
0 | 9 (1.3) | 1 (0.5) | 8 (1.6) | |
I | 207 (29.7) | 62 (33.3) | 145 (28.4) | |
II | 217 (31.2) | 45 (24.2) | 172 (33.7) | |
III | 202 (29.0) | 54 (29.1) | 148 (29.0) | |
IV | 61 (8.8) | 24 (12.9) | 37 (7.3) | |
Surgical approach (%) | < 0.0001 | |||
Open | 230 (33) | 96 (51.6) | 134 (26.3) | |
Laparoscopic | 427 (61.4) | 74 (39.8) | 353 (69.2) | |
Conversion | 39 (5.6) | 16 (8.6) | 23 (4.5) | |
Protective ileostomy (%) | 128 (18.4) | 39 (21) | 89 (17.5) | NS |
Multivisceral resection (%) | 124 (17.8) | 50 (26.9) | 74 (14.5) | NS |