Kaplan-Meier survival at 5 and 10 years for Registry data for 1978–1987 for breast cancer and for the Audit data (1987). Breast cancer specific deaths as endpoint
5 years | % Diff (Aff–Dep) | p for trend | 10 years | % Diff (Aff–Dep) | p for trend | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Aff | Interm | Dep | Aff | Interm | Dep | ||||||||
Registry data | |||||||||||||
Total number1-150 | 5080 | 12 895 | 3719 | n/a | n/a | 5080 | 12 895 | 3719 | n/a | n/a | |||
Age group | |||||||||||||
25–44 (n=3012) | 71.9% | 69.2% | 63.0% | 8.9% | 0.0009 | 61.5% | 56.9% | 52.2% | 9.3% | 0.0004 | |||
45–54 (n=4513) | 71.7% | 65.7% | 60.8% | 10.9% | <0.0001 | 61.2% | 53.3% | 49.4% | 11.8% | <0.0001 | |||
55–64 (n=5265) | 69.6% | 63.3% | 60.0% | 9.6% | <0.0001 | 57.1% | 50.3% | 45.5% | 11.6% | <0.0001 | |||
65–74 (n=5258) | 67.3% | 63.5% | 59.3% | 8.0% | 0.0004 | 54.0% | 49.4% | 44.2% | 9.8% | 0.0001 | |||
75–84 (n=3683) | 61.1% | 56.9% | 56.3% | 4.8% | 0.0189 | 46.1% | 41.4% | 36.7% | 9.4% | 0.0024 | |||
All (0–84)1-151 (n=21 751) | 68.6% | 63.6% | 59.9% | 8.7% | <0.0001 | 56.5% | 50.5% | 46.3% | 10.2% | <0.0001 | |||
Audit data | |||||||||||||
Total number1-152 | 496 | 1234 | 303 | n/a | n/a | 496 | 1234 | 303 | n/a | n/a | |||
Age group | |||||||||||||
25–44 (n=295) | 71.3% | 72.6% | 55.5% | 15.8% | 0.18 | 61.3% | 60.8% | 50.2% | 11.1% | 0.29 | |||
45–54 (n=409) | 72.3% | 67.9% | 62.8% | 9.5% | 0.18 | 66.1% | 56.1% | 43.6% | 22.5% | 0.009 | |||
55–64 (n=486) | 78.5% | 67.4% | 72.6% | 5.9% | 0.21 | 61.3% | 56.0% | 58.3% | 3.0% | 0.49 | |||
65–74 (n=479) | 73.7% | 69.1% | 62.1% | 11.6% | 0.21 | 64.4% | 54.1% | 43.6% | 20.8% | 0.023 | |||
75–84 (n=363) | 62.0% | 60.8% | 59.2% | 2.8% | 0.58 | 45.3% | 49.5% | 42.3% | 3.0% | 0.67 | |||
All (0–84)1-153(n=2035) | 72.2% | 67.7% | 63.0% | 9.2% | 0.009 | 60.7% | 55.5% | 47.7% | 13.0% | 0.001 |