Comparative study of ACE-inhibition, angiotensin II antagonism, and calcium channel blockade on flow-mediated vasodilation in patients with coronary disease (BANFF study)
Todd J. Anderson, MD*,
Eleanor Elstein, MD, BSc ,
Harry Haber, MPH and
François Charbonneau, MD, MSc
* Cardiovascular Division, Department of Medicine, University of Calgary, Calgary, Alberta, Canada
McGill University, Montreal, Quebec, Canada
Parke-Davis, Ann Arbor, Michigan, USA

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Figure 1 A, The absolute change in percent FMD following therapy compares with pretreatment baseline values. Only quinapril resulted in a significant improvement in brachial flow-mediated vasodilation (*p < 0.02). B, The absolute change in the ratio of percent FMD/nitroglycerin-induced vasodilation following therapy compared with baseline values. Again only quinapril resulted in significant improvement (*p = 0.03).
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Figure 2 The absolute change in percent FMD following therapy compares with pretreatment baseline values for quinapril and enalapril based on ACE genotype. Significant improvement in FMD seen only in the quinapril group for the ID and II genotype (*p = 0.03).
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