Table 1. ELSA (Estudo Longitudinal de Saúde do Adulto) components of interviews, examinations and laboratory measurements that will be available for cognitive investigation1.

Variables
Sociodemographic characteristics	Age, sex, race/ethnicity, educational level, income, religion, marital history and childhood living conditions
Health and medical history	Self-rated health and medical histories of cardiovascular diseases, diabetes, cancer and other selected chronic diseases of interest; investigation of rose angina and intermittent claudication; questionnaires on heart failure and headache
Mental health	Clinical Interview Schedule Revised (CIS-R)
Occupational exposure	Job characteristics (stress, degree of autonomy, access to funds and authority) and retirement situation
Family history	Cardiovascular disease, diabetes and sudden death
Reproductive health	Menarche and menopause, contraceptive use, reproductive history and hormone therapy
Healthcare	Access to preventive healthcare/examinations, health insurance and healthcare utilization
Psychosocial factors	Neighborhood characteristics (leisure, sports and access to food purchasing), stressful life events and self-rated social status
Habits	Food frequency, smoking, alcohol consumption and current physical activity
Medication	Prescription and nonprescription drugs, vitamins, dietary supplements and other remedies taken in past month.
Physical examinations	Weight, height, blood pressure and ankle brachial index
Clinical tests	Electrocardiography, transthoracic echocardiography and carotid scan
Laboratory tests	Total blood cell count, plasma glucose, oral glucose tolerance test, HbA1c, creatinine, total, HDL and LDL-cholesterol, triglycerides, gamma-glutamyl transferase, AST and ALT, Uric acid, Na, K and Ca, microalbuminuria, high-sensitivity C-reactive protein, thyroid-stimulating hormone, thyroxine, insulin and Chagas disease serology

^HDL= High density lipoproteins

^LDL= Low density lipoproteins

^AST= Aspartate transaminase

^ALT= Alanine transaminase