NH Arar, H Hazuda, R Steinbach, MY Arar, … - Annals of epidemiology, 2005 - Elsevier Subjects' average age was 56 years; 62% were females. Seventy-eight percent of
participants were not formally educated beyond high school and 72% reported an
annual household income of ≤ $20,000. Eighty-five percent agreed to ... Cited by 8 - Related articles - All 10 versions