Table 2 Childhood leukaemia mortality rate per million person-years by sex and age, England and Wales, 1911–2000

From: Increasing incidence of childhood leukaemia: a controversy re-examined

  Period of death Average quinquennial change (1971–2000)
  1911–1915 1916–1920 1921–1925 1926–1930 1931–1935 1936–1940 1941–1945 1946–1950 1951–1955 1956–1960 1961–1965 1966–1970 1971–1975 1976–1980 1981–1985 1986–1990 1991–1995 1996–2000 Time trend a 95% confidence interval
All 8.4 8.0 10.2 15.2 18.4 22.3 25.5 30.4 34.1 34.7 32.9 29.7 26.4 22.0 17.1 14.0 10.9 10.3 −3.8 −3.8 −3.8
Sex
 Male 10.3 9.8 12.5 18.0 20.4 26.0 30.4 33.6 37.0 38.3 36.1 32.4 29.3 26.8 19.6 15.4 13.5 11.6 −3.9 −3.9 −3.9
 Female 6.4 6.2 8.0 12.3 16.3 19.2 20.5 27.2 31.9 30.9 29.4 27.0 23.3 17.0 14.6 12.6 8.1 8.9 −3.2 −3.2 −3.2
Age (years)
 <1 9.9 10.8 11.6 17.4 19.7 28.4 29.4 25.1 29.0 23.2 24.8 19.4 18.8 13.8 12.7 8.9 9.5 6.4 −2.2 −3.0 −1.3
 1–4 11.5 10.2 13.4 21.9 25.5 33.6 36.0 46.8 51.8 48.5 43.8 37.9 30.6 21.7 16.4 14.8 9.4 10.6 −3.7 −4.2 −3.1
 5–9 7.5 7.0 9.5 12.6 16.2 18.4 22.1 26.3 29.7 35.6 34.7 30.2 30.9 27.2 18.7 13.6 12.2 10.0 −4.1 −4.6 −3.7
 10–14 5.5 6.1 7.3 10.3 12.8 13.0 17.2 19.1 21.3 22.0 21.3 23.4 18.9 18.9 17.4 15.0 11.2 11.3 −1.8 −2.3 −1.4
  1. aAverage quinquennial change in the mortality rate per million person-years between 1971–1975 and 1996–2000.
  2. Mortality rates are age-standardised to the world standard population.