[Retracted] Exercise Rehabilitation Improves Heart Function and Quality of Life in Elderly Patients with Chronic Heart Failure

Table 1

Inclusion and exclusion criteria of experimental research objects.

Standard	Detailed items
Inclusion criteria	According to the Chinese Guidelines for the Diagnosis and Treatment of Heart Failure (2014), CHF was diagnosed as CHF by a physician at or above the level of attending a cardiovascular specialist hospital, and it is in the I–IV grade according to the New York Heart Association (NYHA) heart function classification
	Age ≥60 years old
	Unconscious obstacles, with basic communication skills
Exclusion criteria	Patients after surgery such as heart transplantation or heart valve replacement
	People with mental illness
	People with cognitive impairment
	Accompanied by severe diseases such as liver and kidney failure, advanced malignant tumors, etc.
	Those who cannot understand or accurately provide relevant information