Table 4.
Estimated survival for each symptoms-to-diagnosis interval quartile for colorectal cancer incident cases
| Survival probability | ||||||
|---|---|---|---|---|---|---|
| 6 months | 1 year | 2 years | 3 years | 4 years | 5 years | |
| Total | ||||||
| 1st quartile (<1.5 months) | 85.6 % | 81.2 % | 73.7 % | 61.3 % | 50.4 % | 45.6 % |
| 2nd quartile (1.5–3.4 months) | 90.6 % | 84.1 % | 71.7 % | 62.9 % | 52.3 % | 44.2 % |
| 3rd quartile (3.4–6.4 months) | 92.6 % | 88.4 % | 77.5 % | 65.7 % | 59.0 % | 55.0 % |
| 4rd quartile (>6.4 months) | 92.1 % | 87.7 % | 78.6 % | 68.6 % | 63.9 % | 54.5 % |
| Log-rank = 9.263; P = 0.026 | ||||||
| Colon | ||||||
| 1st quartile (<1.3 months) | 86.7 % | 82.7 % | 75.1 % | 67.2 % | 54.3 % | 47.8 % |
| 2nd quartile (1.3–3.2 months) | 88.6 % | 82.7 % | 70.7 % | 64.3 % | 54.9 % | 47.6 % |
| 3rd quartile (3.2–6.2 months) | 92.7 % | 87.7 % | 76.2 % | 63.4 % | 55.7 % | 53.1 % |
| 4rd quartile (>6.2 months) | 90.5 % | 85.8 % | 79.0 % | 70.8 % | 68.0 % | 59.0 % |
| Log-rank = 5.120; P =0.163 | ||||||
| Rectum | ||||||
| 1st quartile (<2.2 months) | 87.0 % | 78.2 % | 61.3 % | 40.7 % | 34.2 % | 30.9 % |
| 2nd quartile (2.2–3.7 months) | 95.9 % | 91.6 % | 79.5 % | 67.1 % | 56.1 % | 46.5 % |
| 3rd quartile (3.7–7.3 months) | 95.8 % | 88.6 % | 82.7 % | 66.2 % | 63.2 % | 55.5 % |
| 4rd quartile (>7.3 months) | 94.5 % | 94.5 % | 80.2 % | 74.3 % | 66.9 % | 55.0 % |
| Log-rank = 16.963; P =0.001 | ||||||