Table 1. Summary of baseline survey items in the 2017 NEIGE study.

Items	Description
Demographics	Age, sex, family members, marital status, equivalized income, educational attainment, employment status
Lifestyle	Agricultural work, smoking, alcohol consumption, sleep duration, physical activity measured by accelerometer, geographical range of daily activity measured by GPS
Nutritional function	Frequency of meat/fish consumption, frequency of vegetable/fruit consumption, food intake variety, biomarkers of nutrition, urinary sodium chloride
Medical characteristics	History of physician-diagnosed diseases (past or/and current), number of prescribed medications
Body composition	Body mass index, abdominal circumference, body composition, fat mass, muscle mass
Cardiovascular function	Blood pressure, heart rate
Physical function	Grip strength
	Gait speed
	Balance
Psychological function	Geriatric depression scale
Cognitive function	MMSE-J, analysis of para-hippocampal atrophy using MRI
Activities of daily living	Basic activities of daily living
	Higher-order competence of independence (TMIG-IC)
Neighborhood environment	Physical environment, social capital