Table 6

Smoking cessation by birth cohort, age (in diagonals), study year, and educational level in women

Birth cohortSmoking cessation by year (%)Age (years)
197219771982198719921997
Less highly educated women
1913–19172342
1918–1922251822
1923–19272231947
1928–19321815254570
1933–1937302425225042
1938–194220364243293160–64
1943–194719293030315255–59
1948–1952272442385950–54
1953–19573546394945–49
1958–196233323740–44
1963–1967334335–39
1968–19723730–34
25–29
Total222829383744
More highly educated women
1913–1917839
1918–1922225061
1923–192715321945
1928–19322043395046
1933–1937144341373948
1938–194218265246436260–64
1943–194729405244526155–59
1948–1952373648405050–54
1953–19574956585345–49
1958–196235586540–44
1963–1967324235–39
1968–19724030–34
25–29
Total203844464852
  • Odds ratios and significance levels from logistic regression analyses: one-factor models: study year 1.16 (p<0.001) and study year 1972 0.60 (p<0.001); age group 1.00 (p = 0.85) and age group 60–64 1.63 (p = 0.007); birth cohort 1.09 (p<0.001); education 1.36 (p<0.001). Multivariate model: study year 1.09 (p = 0.23); study year 1972 0.60 (p<0.001); education 1.22 (p = 0.19); interaction between study year and education 1.05 (0.26). Multivariate model: study year 1.09 (p = 0.06); study year 1972 0.60 (p<0.001); age group 0.92 (p = 0.11); age group 60–64 1.29 (p = 0.16); interaction between study year and age group 1.01 (p = 0.12).

  • For an explanation of educational level, see text.