Patient perceptions of hypertension consequences. Patients believed that hypertension could lead to severe consequences. Top panel, white bars: patients who thought the condition was related to hypertension (N = 709). Top panel, black bars: of the patients who thought the condition was related to hypertension, patients who were very worried about the condition (stroke N = 577, heart attack or failure N = 563, coronary artery disease N = 357, nerve problems [loss of feeling, numbness] N = 366, kidney problems N = 269, circulation problems [e.g. ulcers] N = 234). Bottom panel, grey bars: patients from each country and/or region who thought stroke was related to hypertension. Of note, patients from Thailand were most concerned about nerve problems.