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Table 2 Study measures by study visit

From: The Haiti cardiovascular disease cohort: study protocol for a population-based longitudinal cohort

Study Measures Study Visit
0 M 6 M 12 M 6 M 24 M
Individual Characteristics
Locator information X   X   X
Sociodemographics: age, sex X     
Socioeconomic factors: income, education, occupation, marital status, children X     
Medical History: history of CVD risk factors, CVD, HIV, tuberculosis X     
Family History: stroke or MI in parents and 4 oldest siblings X     
Health status: Short Form questionnaire [50, 51] X     
Medications: complete list taken in the last 2 weeks prescription, non-prescription, and herbal or traditional medicine X   X   X
Health behaviors: current tobacco smoking and number of pack years [48], alcohol (number of alcoholic beverages consumed per day and week using NIDA cutoffs by gender [52,53,54,55]), physical activity (WHO Global Physical Activity Questionnaire [56]) X   X   X
Places lived X   X   X
Diet: WHO STEPS Diet Survey [48] X   X   X
Negative emotions: Depression (PHQ-9), Stress (Perceived Stress Scale-4) [57, 58] X     X
Health access/utilization: hospitalization and clinic visits X   X   X
Social Characteristics
Household demographics and socioeconomic factors: family size, dependents, family income, housing stability X     
Household Food Insecurity: Short Form Household Food Security Scale [59] X     X
Social isolation: Multidimensional Scale of Perceived Social Support [60] X     X
Neighborhood stress and violence: Neighborhood Collective Efficacy [61, 62], City Stress Inventory [63, 64] X     X
Traditional medicine practices X     X
Environmental Characteristics
Water and Sanitation: clean water, indoor plumbing, latrine X     
Electricity X     
Indoor cooking and type of cooking X     
Lead exposure history: lead paint, cookware, occupation X   X   X
Crowding: population density of neighborhood using IHSI census data [65] X     
Clinical Measures
Physiologic measures: height, weight, waist circumference, left arm circumference X   X   X
Blood pressure (BP): every 6 months in clinic or community X X X X X
Electrocardiogram X     X
Echocardiogram: performed on participants with signs or symptoms of heart failure, MI, stroke, or hypertension and 300 participants without symptoms X     X
Biologic specimens: fasting blood, urine (albuminuria, cholesterol, creatinine, CRP, glucose, hemoglobin, HIV, lead level, lipids, white blood cells) X     X
Biobanked specimens: whole blood, plasma, serum, urine, stool sample at enrollment and only blood will be collected at 24 months. X     X
CVD symptoms and event screening: WHO Angina Questionnaire [66, 67], Questionnaire to Verify Stroke-free Status [67], and self-reported CVD events X   X   X
Medical record abstraction: diagnoses codes (ICD-9), laboratory measures, diagnostic imaging, and cause of death among participants who receive clinical care from the GHESKIO clinic, a GHESKIO-affiliated hospital, or other health facility