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Adjusted odds ratio for hypertensive medication usage by NAMCS database hypertensive subjects between 1995–2000 (≥65 years vs <65 years old).
Abbreviations: A1B, alpha-1 blocker; A2Ag, alpha-2 agonist; ACEI, angiotensin-converting-enzyme inhibitor; ARB, angiotensin II receptor blocker; BB, beta-blocker; CCB, calcium-channel blocker; CI, confidence interval; NAMCS, National Ambulatory Medical Care Survey; OR, odds ratio.
