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Table 1 Model estimators for age, period and cohort given by the APC model, drift in period, for breast cancer mortality in Tyrol 1972-2006

From: Breast cancer incidence and mortality in Tyrol/Austria after fifteen years of opportunistic mammography screening

  Estimator 95% CI
Age    
40-49 1 Reference
50-59 2.15 1.85 2.50
60-69 3.67 3.05 4.42
70-79 5.75 4.58 7.22
Period    
1972-1976 1.12 0.92 1.37
1977-1981 1.07 0.79 1.44
1982-1986 1.07 0.91 1.26
1987-1991 1.05 0.74 1.48
1992-1996 1 Reference
1997-2001 0.83 0.57 1.21
2002-2006 0.74 0.64 0.87
Cohort (centred at)    
1899 1 reference
1904 Collinearity   
1909 1.06 0.84 1.35
1914 1.20 0.92 1.56
1919 1.41 1.11 1.77
1924 1.32 0.98 1.77
1929 1.27 0.99 1.62
1934 1.60 1.13 2.28
1939 1.61 1.21 2.15
1944 1.80 1.18 2.74
1949 1.48 1.04 2.09
1954 1.55 0.90 2.66
1959 Drift   
  1. * Because there is drift in period, there is no estimator for the last cohort centered at 1959
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