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Most hospitalized older persons do not meet the enrollment criteria for clinical trials in heart failure
Although it is widely accepted that clinical trials in heart failure may not apply to older populations, the magnitude of the discrepancy between trial populations and patients seen in community-based practice are not known. Our objective was to determine the proportion of older persons meeting enro...
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Published in: | The American heart journal 2003-08, Vol.146 (2), p.250-257 |
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Main Authors: | , , , , , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | Although it is widely accepted that clinical trials in heart failure may not apply to older populations, the magnitude of the discrepancy between trial populations and patients seen in community-based practice are not known. Our objective was to determine the proportion of older persons meeting enrollment criteria of randomized controlled trials of agents that prolong life in heart failure.
We conducted a cross-sectional study of Medicare beneficiaries >64 years old with the principal diagnosis of heart failure who were discharged from acute care hospitals in the United States between April 1998 and March 1999. Enrollment criteria of the Studies of Left Ventricular Dysfunction (SOLVD), Metroprolol CR/LX Randomized Intervention Trial in Congestive Heart Failure (MERIT-HF), and Randomized Aldactone Evaluation Study (RALES) trials were applied to the population, and the proportions meeting the criteria were determined by subgroups of age and sex.
Of the 20,388 patients studied, 18%, 13%, and 25% met the enrollment criteria of the SOLVD, MERIT-HF, and RALES trials, respectively. Although trial eligibility was less than a third for any sex or age group, significantly fewer women than men met trial criteria (13% vs 23% for SOLVD, 11% vs 17% for MERIT-HF, and 21% vs 32% for RALES,
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ISSN: | 0002-8703 1097-6744 |
DOI: | 10.1016/S0002-8703(03)00189-3 |