The New York Heart Association (NYHA) functional class helps to classify congestive heart failure patients based on their symptoms. Class I: No symptoms of heart failure. Class II: Symptoms of ...

Please refer to Table 4. Out of the whole cohort of patients, 59 (41.5%) had improvement in NYHA functional class on follow-up. On univariate analysis, we found that renal impairment (P = 0.031 ...

New York Heart Association (NYHA) functional class, and exercise capacity and decreases hospitalizations for heart failure for patients who have severe heart failure and a wide QRS. It is unclear ...