Does chronotropic incompetence predict impaired response to exercise training in heart failure patients with sinus rhythm?
The presence of impaired chronotropic competence is a major predictor of poor training response in CHF patients with sinus rhythm.
When surrogates inaccurately predict the CPR v. DNR and extend life v. relieve pain preferences of seriously ill, hospitalized loved ones, surrogates' prediction errors often represent surrogates' own wishes for the patient.