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http://dx.doi.org/10.1016/j.ijcard.2008.12.123 | DOI Listing |
Am Heart J
October 2009
Division of Cardiovascular Medicine, Henry Ford Hospital, Detroit, MI, USA.
Background: To assess the safety of symptom-limited exercise testing in patients with New York Heart Association class II-IV heart failure symptoms due to left ventricular systolic dysfunction, we investigated the frequency of all-cause fatal and nonfatal major cardiovascular (CV) events among subjects enrolled in a prospective clinical trial (HF-ACTION). We hypothesized that exercise testing would be safe, as defined by a rate for all-cause death of <0.1 per 1,000 tests and a rate of nonfatal CV events <1.
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