Population
Heart failure patients with preserved ejection fraction from the ADHERE-US and ADHERE-International registries
Design
Cohort
Authors
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Geographic variations in HFpEF care warrant accounting in multinational trials; leaves open outcome implications and standardization needs.
Significant geographic variations exist in the characteristics and management of HFpEF patients, highlighting the need to account for regional differences in global clinical trials.
West et al. (2011) studied this question.