| All n = 824 | Alive at the end of observation n = 277 | p-value1 |
Age mean ± SD | 71.3 ± 11.6 | 67.1 ± 11.3 | <0.0012 |
Gender Male Female |
377 (45.8) 447 (54.2) |
109 (28.9) 168 (37.6) | 0.009 |
Comorbidity None Disease Unknown |
310 (37.6) 505 (61.3) 9 (1.1) |
132 (42.6) 145 (28.7) 0 | <0.001 |
Indication Planned Emergency |
595 (72.2) 229 (27.8) |
230 (38.7) 47 (20.5) | <0.001 |
Type of surgery Ileocecal resection Right hemicolectomy Transversum resection Left hemicolectomy Sigmoid resection Hartmann’s procedure Subtotal colectomy Internal bypass/ diverting stoma |
12 (1.5) 406 (49.3) 25 (3.0) 106 (12.9) 187 (22.8) 25 (3.0) 24 (2.8) 39 (4.7) |
2 (16.7) 154 (37.9) 6 (24.0) 40 (37.7) 57 (30.5) 5 (20.0) 13 (54.1) 0 | <0.001 |
Tumour adherent to surroundings No Yes |
674 (81.8) 150 (18.2) |
242 (35.9) 35 (23.3) | 0.003 |
Lymph node dissection D1-resection D2-resection Unknown Tumour not removed |
350 (42.5) 330 (40.0) 105 (12.7) 39 (4.7) |
83 (23.7) 150 (45.5) 44 (41.9) 0 | <0.001 |
Perforation tumour No Perforation |
743 (90.2) 81 (9.8) |
255 (34.3) 22 (28.9) | 0.196 |
Blood transfusion No Yes Unknown |
608 (73.8) 195 (23.7) 21 (3.5) |
220 (36.2) 52 (26.7) 5 (23.8) | 0.015 |
Reoperation No Reoperation |
763 (92.6) 61 (7.4) |
264 (34.6) 13 (21.3) | 0.034 |