Research participants
hypertensive heart failure, Heart Failure, CHF
CHF, HYPERTENSIVE HEART FAILURE, HEART FAILURE
A total of 90 elderly patients with stable CHF who were treated and discharged from the Cardiology Department of Hebei Provincial People's Hospital from September 2019 to June 2021 were selected as the research participants. The patients were randomly divided into the experimental group and the control group using the random number table method, with 45 patients in each group.The inclusion criteria included: (1) patients with hypertensive heart failure and CHF who met the diagnostic criteria of the Chinese Heart Failure Diagnosis and Treatment Guidelines 2018 [