Table 13.
Overall Survival Rates after Surgery (%).
| Stage | Colon | Rectum | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Number of patients |
1 year | 2 years | 3 years | 4 years | 5 years | Number of patients |
1 year | 2 years | 3 years | 4 years | 5 years | ||
| Stage 0 | 265 | 98.7 | 95.6 | 95.1 | 92.4 | 89.4 | 112 | 97.1 | 96.1 | 94.0 | 91.7 | 91.7 | |
| Stage I | 1,257 | 98.1 | 96.8 | 95.0 | 93.4 | 92.0 | 901 | 99.2 | 97.7 | 96.4 | 94.8 | 93.1 | |
| Stage II | 2,178 | 96.8 | 93.3 | 90.4 | 87.9 | 84.6 | 1,053 | 98.3 | 95.1 | 91.9 | 88.6 | 85.5 | |
| Stage IIIa | 1,438 | 96.0 | 91.0 | 87.3 | 83.9 | 80.9 | 850 | 98.5 | 95.3 | 90.3 | 86.1 | 83.1 | |
| Stage IIIb | 601 | 91.3 | 81.3 | 73.7 | 68.2 | 62.9 | 525 | 95.5 | 88.1 | 79.5 | 73.3 | 68.1 | |
| Stage IV | 746 | 80.6 | 62.1 | 48.8 | 38.3 | 34.1 | 338 | 84.7 | 70.6 | 56.7 | 46.8 | 40.3 | |
| All | 6,485 | 94.7 | 89 | 84.8 | 81.1 | 78.0 | 3,779 | 97.0 | 92.7 | 88.0 | 84.0 | 80.9 | |