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. 2022 May 4;50(7):919–929. doi: 10.1177/14034948221092294

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© Author(s) 2022

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Figure 1. — Data collection logistics. The Tromsø Study 2015–2016. Each column represents an at-site examination station with listed measurements, consecutively numbered as they appeared for the participants. The first row includes visit1 examinations, second row visit2 examinations. Numbers in parentheses are the number of stations for each examination. The number of participants are included for examinations or analyses in subsamples only. %"FFQ: food frequency questionnaire; GRIP: graphical index of pain; Q1: short general questionnaire; Q2: long general questionnaire; MMSE: mini-mental state examination; SPPB: short physical performance battery; TUG: timed up and go test; DXA: dual-energy X-ray absorptiometry.