Table 2 Results of overall and univariate survival analyses (Kaplan-Meier estimation)
Colon cancer (C18) | Rectal cancer (C19/C20) | |||
|---|---|---|---|---|
Median survival (Months, 95% CI) | 5-year survival (%, 95% CI) | Median survival (Months, 95% CI) | 5-year survival (%, 95% CI) | |
Overall | 87.9 (84.5; 91.6) | 58.5 (57.6; 59.5) | 110.0 (105.0; 115.0) | 65.6 (64.4; 66.8) |
Sex | p = 0.1 | p = 0.2 | ||
Male | 84.1 (79.7; 88.9) | 57.7 (56.4; 59.0) | 105.0 (98.4; 112.0) | 65.6 (64.1; 67.2) |
Female | 92.2 (87.2; 101.1) | 59.5 (58.2; 61.0) | 121.0 (110.4; n. a.) | 65.6 (63.5; 67.7) |
Age | p < 0.001 | p < 0.001 | ||
≤ 70 years | n. a. (134.3.; n. a.) | 68.8 (67.4; 70.2) | n. a. (135.9; n. a.) | 73.7 (72.2; 75.2) |
> 70 years | 63.7 (60.9; 67.3) | 51.6 (50.4; 52.9) | 71.7 (67.2; 76.3) | 55.4 (53.5; 57.3) |
UICC tumor stage | p < 0.001 | p < 0.001 | ||
I | 134.3 (132.5; n. a.) | 80.0 (78.2; 81.8) | n. a. (130.0; n. a.) | 80.3 (77.8; 82.8) |
II | 121.2 (113.1; 131.4) | 69.9 (68.4; 71.4) | 116.3 (107.6; 128.7) | 70.5 (68.1; 73.0) |
III | 83.2 (76.8; 91.1) | 57.9 (56.1; 59.8) | 127.7 (115.2; 135.9) | 69.6 (67.9; 71.4) |
IV | 19.3 (17.8; 20.5) | 15.2 (13.6; 16.9) | 32.5 (30.3; 34.9) | 26.9 (24.0; 30.2) |
Surgical approach | p < 0.001 | p < 0.001 | ||
Open | 77.4 (73.3; 82.7) | 55.9 (54.7; 57.1) | 102.1 (94.5; 110.0) | 63.8 (62.1; 65.5) |
Laparoscopic | 138.5 (121.5; n. a.) | 71.2 (68.6; 73.9) | 129.9 (123.2; n. a.) | 73.2 (70.7; 75.8) |
Conversion | 122.7 (61.8; n. a.) | 61.4 (53.3; 70.8) | 90.8 (78.8; n. a.) | 62.8 (57.7; 68.3) |
Others/n. a. | 91.4 (85.4; 103.1) | 58.4 (56.3; 60.6) | 100.5 (84.9; 119.0) | 62.1 (59.3; 65.1) |
Hospital case volume 1 | p = 0.8 | p = 0.002 | ||
Low | 87.4 (82.2; 94.4) | 57.8 (56.3; 59.2) | 100.0 (95.2; 112.0) | 63.5 (61.8; 65.2) |
High | 88.0 (84.3; 93.4) | 59.2 (57.9; 60.4) | 115.0 (109.7; 128.0) | 68.2 (66.4; 70.0) |
GISD | p < 0.001 | p < 0.001 | ||
1 – low | 104.7 (95.3; 118.3) | 62.1 (60.1; 64.2) | 129.3 (125.0; n. a.) | 71.7 (69.1; 74.4) |
2 – mid-low | 87.4 (79.7; 93.6) | 58.6 (56.5; 60.8) | 98.8 (87.8; 114.0) | 64.0 (61.3; 66.8) |
3 – mid | 83.2 (72.4; 91.1) | 56.3 (54.1; 58.5) | 96.3 (86.9; 105.0) | 62.3 (59.6; 65.1) |
4 – mid-high | 79.9 (74.2; 86.7) | 57.0 (55.0; 59.0) | 108.6 (99.2; 123.0) | 64.4 (61.8; 67.1) |
5 - high | 90.6 (83.3; 105.3) | 58.7 (56.4; 61.1) | 120.3 (110.0; n. a.) | 66.2 (63.3; 69.2) |