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What do you understand by the term chronotropic incompetence ?

What do you understand by the term chronotropic incompetence ?

Failure to reach a heart rate that is 85% of the age-predicted maximum (220 - age in years) at peak
exercise, the failure to achieve a heart rate of 100 beats per minute, or a maximal heart rate more than 2 SD below that in a control population (N Engl J Med 2000; 342:703 9).

Postimet e fundit






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