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. 2014 Sep 17;9(9):e107212. doi: 10.1371/journal.pone.0107212

Figure 1. Flowchart enrolment of the study population.

Figure 1

5742 participants completed the online questionnaire. 1115 participants were excluded because of missing data (n = 1065), pregnancy (n = 7), or BMI <18.5 (n = 43). The final group sample consisted of 4627 participants.