Table 2.
Five-year relative survival and 95% confidence interval by period of diagnosis, subsite and extent of disease.
| 1998–2002 | 2003–2007 | 2008–2012 | Change *, % | |
|---|---|---|---|---|
| Stage | ||||
| Tumor localized T1-T4 | 66.07 (63.45–68.62) |
70.84 (68.39–73.23) |
78.60 (76.33–80.80) |
12.53 |
| Advanced tumor with regional spread N+ | 40.25 (37.98–42.54) |
49.24 (46.57–51.89) |
52.36 (49.57–55.14) |
12.11 |
| Advanced cancer with distant spread | 4.53 (3.62–5.60) |
6.61 (5.40–7.99) |
6.77 (5.47–8.25) |
2.24 |
| Missing | 26.74 (22.56–31.16) |
22.36 (18.39–26.66) |
29.02 (25.02–33.21) |
2.28 |
| Subsite | ||||
| Caecum and appendix (C18.0, C18.1) | 35.71 (31.05–40.49) |
50.38 (44.65–56.04) |
52.13 (46.60–57.59) |
16.42 |
| Right colon (C18.2, C18.3) | 43.22 (38.58–47.88) |
51.33 (46.54–56.08) |
52.95 (48.38–57.47) |
9.73 |
| Transverse colon (C18.4) | 43.53 (37.78–49.30) |
41.20 (35.12–47.38) |
52.39 (45.73–58.93) |
8.86 |
| Left colon (C18.5, C18.6, C18.7) | 45.77 (43.01–48.52) |
46.65 (43.92–49.37) |
54.12 (51.32–56.89) |
8.35 |
| Other (C18.8, C18.9) | 10.84 (8.00–14.20) |
24.34 (18.49–30.84) |
26.40 (20.60–32.72) |
15.56 |
| Rectosigmoid (C19) | 31.62 (26.47–37.01) |
42.39 (36.76–48.07) |
57.26 (51.26–63.10) |
25.64 |
| Rectum (C20) | 35.61 (33.62–37.63) |
44.49 (42.23–46.74) |
49.59 (47.32–51.86) |
13.98 |
| All cases | 37.86 (36.54–39.19) |
45.04 (43.60–46.48) |
51.13 (49.67–52.58) |
13.27 |
* percent units change in survival compared to the period 1998–2002.