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Table 4 Adjusted 1 mean BMI values (kg/m 2 ) and annual change in BMI (ΔBMI per year by age group and birth cohort, test of trend) in individuals 16–71 years, presented according to age, birth cohort and assessment period (longitudinal samples of the Swedish population from 1980/81, 1988/89, 1996/97 and 2004/05) by the adjusted model in Table 1 Men

From: Longitudinal age-and cohort trends in body mass index in Sweden – a 24-year follow-up study

Variable Age group
Birth cohort 16-23 24-31 32-39 40-47 48-55 56-63 64-71 ΔBMI cohort
1910-17 - - - - - - 25.2 -
1918-25 - - - - - 25.4 25.6 ns
1926-33 - - - - 25.1 25.9 26.0 0.042*
1934-41 - - - 24.7 25.4 25.9 26.3 0.067*
1942-49 - - 24.0 25.1 25.9 26.3 - 0.095*
1950-57 - 23.2 24.5 25.6 26.4 - - 0.13*
1958-65 22.0 23.6 25.1 26.4 - - - 0.17*
1966-73 22.2 24.0 25.6 - - - - 0.21*
1974-81 22.6 24.4 - - - - - 0.21*
1982-89 22.7 - - - - - - -
ΔBMI age group 0.032* 0.049* 0.068* 0.071* 0.056* 0.033* 0.046*  
  1980/81 1988/89 1996/97 2004/05
  1. 1 Adjusted for education, urbanization, smoking habits, physical activity and chronic diseases.
  2. * p<0.05.
  3. Figures are presented in format according to years: 1980/81 plain, 1988/89 italic, 1996/97 bold, 2004/05 bold and italic.