Measurement category | Instrument detail |
---|---|
Questionnaires and cognitive function | |
Heath and lifestyle questionnaire | Questions on socio-demographic factors, current and past health conditions, current and past smoking habits (tobacco and shisha), occupation, mobile phone use, activity levels, sleeping patterns, and cognitive and psychological state |
Diet questionnaire | Any past modifications to their diet and how often they consumed various foods and beverages over the preceding year |
Nurse interview questionnaire | Previous or prevalent health conditions they or their family members may have suffered from; information on over-the-counter and prescription medications used and, in women only, reproductive factors |
Cognitive function | Paired-associated learning questions to assess global cognition. Reaction time tests for touch screen administration |
Physical and clinical measurements | |
Anthropometry and body composition | Height, weight, waist circumference, and hip circumference Bioimpedance analysis (Tanita) Full body dual energy X-ray absorptiometry (iDXA) (GE) scan |
Bone health | Full body dual energy X-ray absorptiometry (iDXA) (GE) scan |
Grip strength | Grip strength using a Jamar J00105 hydraulic hand dynamometer |
Retinal and disk imaging | Microscopic features of the optic nerve and macula assessed by using a Topcon TRC-NW6S retinal camera |
Cardiovascular system | Blood pressure using the Omron 705 automated device (measured twice, or three times if first and second measurements differed by ≥5 mm Hg) Electrocardiogram (ECG) using the Atria 6100 automated system Arterial stiffness as assessed by VICORDER device 3D carotid ultrasound using a Philips ultrasound system and mechano‐transducer probe |
Respiratory function | The Pneumotrac Vitalograph spirometry test |
Cardiorespiratory fitness | Treadmill sub-maximal fitness test with heart rate monitoring |
Biological samples | |
Biological samples collected | Blood, urine, and saliva |