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Table 1 Outcome measures and testing methods for data collection

From: Study protocol: associations between dietary patterns, cognitive function and metabolic syndrome in older adults – a cross-sectional study

Variables Methods
Health and demographics Written questionnaire developed by the researchers – questions regarding: socio-demographic, health, lifestyle and dietary factors.
Physical Activity International Physical Activity Questionnaire - short form [43]
Height, weight, waist and hip circumference ISAKb anthropometry methods [44] – stadiometer, Tanita Electronic Scales, Lufkin W600 PM flexible steel tape
Muscle mass and fat mass Dual-emission X-ray absorptiometry, Hologic, Discovery QDR series
Blood Analysis
Fasting blood glucose HemoCue Glucose 201RT
HbA1c Cobas b 101 system [45]
Lipid Profile (total cholesterol, triglycerides, HDL-C, LDL-Ca) Cobas b 101 system [45]
Apolipoprotein E ε4 Polymerase chain reaction amplification and direct nucleotide sequence analysis
Blood pressure Digital Automatic Blood Pressure Monitor, Omron HEM-907
Dietary intake
Food Frequency Questionnaire Via Survey Monkey – adapted from Beck et al. [46]
Estimated 4-day food diary Paper form
Cognitive tests
Global cognitive function Montreal Cognitive Assessment (MoCA) [47]
Multiple cognitive domains Computerised Mental Performance Assessment System (COMPASS-Northumbria University, Newcastle upon Tyne, UK) refer Table 2
  1. acalculated
  2. bInternational Society for the Advancement of Kinanthropometry