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. 2020 Jan 28;20:16. doi: 10.1186/s12874-020-0904-8

Fig. 2.

Fig. 2

Prevalence of obesity among participants in the Australian Longitudinal Study on Women’s Health (ALSWH) born in 1989–95, 1973–78, 1946–51 and 1921–26 and surveyed approximately every 3 years (self-reported heights and weights). a (top left) by age for survey waves shown as smoothed curves (fractional polynomials); b (top right) by year of survey by age group shown as smoothed curves (fractional polynomials); c (bottom left) by age for the four cohorts defined by year of birth; d (bottom right) by cohort for selected ages (with the largest numbers of observations)