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Table 4 Cohort and period effect curvature points of change on breast cancer in women and prostate cancer mortality, Spain 1952–2011

From: Breast and prostate cancer: an analysis of common epidemiological features in mortality trends in Spain

  Changes in cohort effect curvature
  Slope* (95% CI) Birth year (95% CI) Slope (95% CI) Birth year (95% CI) Slope (95% CI) Birth year (95% CI) Slope (95% CI)
Breast cancer −0.007 (−0.002, −0.012) 1894 (1889–1900) 0.010 (0.007, 0.013) 1931 (1926–1935) −0.008 (−0.011, −0.006) 1969 (1965–1972) −0.044 (−0.056,-0.032)
Prostate cancer 0.027 (0.016, 0.038) 1891 (1886–1899) −0.001 (−0.002, 0.001)    1960 (1959–1962) −0.128 (−0.163, −0.091)
  Changes in period effect curvature
   Year of death (95% CI)   Year of death (95% CI)    
Breast cancer 0.029 (0.015, 0.043) 1965 (1960–1969) 0.007 (0.005, 0.01) 1992 (1990–1993) −0.030 (−0.034, −0.025)   
Prostate cancer 0.038 (0.024, 0.051) 1963 (1961–1965) 0.001 (−0.001, 0.003) 1998 (1996–1999) −0.028 (−0.035, −0.022)   
  1. *Slopes of each ‘segment’ in the curvature.