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Volume 349:93-95 July 3, 2003 Number 1
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Continuous Positive Airway Pressure in Patients with Heart Failure

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by Kaneko, Y.
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To the Editor: The results of the study by Kaneko and colleagues (March 27 issue)1 could have serious implications for the practice of physicians caring for patients with heart failure. The prevalence of obstructive sleep apnea in patients with heart failure has been estimated to be as low as 11 percent and as high as 37 percent.2,3 This variability raises the possibility of selection bias.3 If the prevalence of obstructive sleep apnea in patients with heart failure is as high as 37 percent, physicians should order polysomnography more frequently. If the true prevalence is at the lower end of this . . . [Full Text of this Article]



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