Fig. 1

Cycles of the Passo Fundo Cohort Study (PFS). Year 1995–1996 (first cycle): baseline assessment of the original cohort. Year 2001–2002 (second cycle): baseline reassessment and cohort expansion to include 119 additional women aged 35-62 years. Year 2010–2011 (third cycle): first reassessment of women from the second cycle. Continuous arrows indicate missing or dead/deceased women. Dotted arrow indicates added women. Modified from Colpani et al. 2014 [33]