Aims: Chronotropic incompetence, an attenuated heart rate(HR) response to exer cise, is an independent predictor of cardiovascular mortality, but it is not kno wn whether chronotropic incompetence is related to caroti...
Chronotropic response is important during exercise stress testing. Less is known about its role after dobutamine stress echocardiography. In addition, limited information exists regarding the long-term prognostic valu...