Objectives: To determine the characteristics of hypertensive population together with laboratory tests'performance and hypertension control rate in outpatient setting in Gia Đinh's People Hospital and University Medical Hospital. Methods: Cross-sectional study conducted from May, 2013 to July, 2013 of 306 hypertensive objects from Outpatient Department with at least 3 months of follow-up in Gia Đinh's People Hospital and University Medical Hospital.