Figure 1.

Study design. 1Counties of Norrbotten and Västerbotten, population register of inhabitants aged 25–64 on January 1st of the survey-year. 2Randomly selected samples of 250 in age strata 25–34, 35–44, 45–54, 55–64 years. 3Number of individuals who appeared at the health centers for measurements and completed FFQ. 4Number of individuals with complete anthropometrical data and at least 90%

Krachler et al. Nutrition Journal 2006 5:34   doi:10.1186/1475-2891-5-34
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