Table 3. Five-year relative survival for female breast cancer by TNM stage, age, histology, grade and treatment,a ORCC, 1994–1997.
|
TNM stage at diagnosis |
||||||||
|---|---|---|---|---|---|---|---|---|
|
I |
II |
III |
IV |
|||||
| No | RSR (95% CIb) | No | RSR (95% CI) | No | RSRSR (95% CI) | No | RSR (95% CI) | |
| Age (years) | ||||||||
| 0–39 | 34 | 91.1 (74.6,97.1) | 81 | 68.6 (55.1,78.8) | 13 | 48.7 (18.5,73.6) | 8 | 28.6 (6.0,57.4) |
| 40–49 | 137 | 92.8 (83.8,96.9) | 187 | 90.0 (82.3,94.5) | 45 | 71.2 (52.5,83.6) | 25 | 33.2 (12.4,55.9) |
| 50–69 | 410 | 97.9 (92.3,99.5) | 351 | 88.6 (82.3,92.7) | 56 | 60.2 (40.6,75.1) | 38 | 27.9 (12.8,45.4) |
| 70+ | 231 | 94.1 (79.7,98.4) | 224 | 83.2 (71.9,90.2) | 41 | 44.1 (22.3,64.0) | 41 | 17.8 (6.6,33.2) |
| Histologic type | ||||||||
| Ductal carcinoma | 687 | 95.8 (92.0,97.8) | 679 | 85.1 (80.9,88.4) | 112 | 51.4 (38.7,62.7) | 69 | 31.1 (17.8,45.3) |
| Lobular carcinoma | 81 | 99.9 | 85 | 90.1 (71.8,96.8) | 28 | 89.9 (45.9,98.5) | 13 | — |
| Histologic grade | ||||||||
| G1 (well differentiated) | 206 | 98.6 (91.2,99.8) | 118 | 97.4 (75.5,99.8) | 11 | — | 6 | — |
| G2 (mostly differentiated) | 296 | 94.6 (87.8,97.7) | 295 | 87.4 (80.2,92.1) | 48 | 69.7 (48.3,83.6) | 17 | — |
| G3 (poorly differentiated) | 124 | 90.1 (75.6,96.2) | 262 | 77.6 (69.6,83.7) | 43 | 54.3 (35.1,70.1) | 34 | 20.3 (4.5,43.9) |
| Treatment | ||||||||
| Chemotherapy | 2 | — | 12 | 62.2 (25.7,84.7) | 4 | — | 12 | — |
| Radiotherapy | 36 | 93.7 (70.9,98.8) | 8 | 73.1 (25.5,93.1) | 2 | — | 2 | — |
| Surgery | 100 | 90.7 (75.1,96.7) | 46 | 85.9 (55.2,96.2) | 2 | — | 2 | — |
| C+Rc | 18 | 93.2 (46.8,99.3) | 46 | 75.0 (57.6,86.1) | 28 | 57.6 (32.8,76.2) | 29 | 9.0 (1.5,25.0) |
| C+Sc | 89 | 82.3 (68.6,90.5) | 204 | 86.2 (77.3,91.8) | 14 | 69.9 (24.6,91.2) | 26 | 27.9 (9.6,49.8) |
| R+Sc | 314 | 97.1 (89.8,99.2) | 40 | 93.4 (49.9,99.3) | 3 | — | 2 | — |
| C+R+Sc | 247 | 92.8 (85.9,96.4) | 482 | 80.6 (75.0,85.0) | 101 | 53.0 (39.3,64.9) | 36 | 21.9 (8.7,38.9) |
a
—=rate not reported. No. of cases less than 20 except for age; RSR=relative survival rate.
b
CI=confidence interval.
c
C=chemotherapy; R=radiotherapy; S=surgery.