Least squares mean change from baseline in cuff diastolic blood pressure (DBP) and systolic blood pressure (SBP) after 2 and 4 weeks of treatment with olmesartan, losartan, valsartan, and irbesartan. *p=0.05 vs. olmesartan; **p=0.005 vs. olmesartan; â p=0.0005 vs. olmesartan.