Fig. 2. Observed and predicted z-standardized anxiety scores by severity of congestive heart failure. NYHA = New York Heart Association functional class; NYHA 0 = no known heart disease. Prediction based on vital exhaustion, depression, and age.
Fig. 2. Observed and predicted z-standardized anxiety scores by severity of congestive heart failure. NYHA = New York Heart Association functional class; NYHA 0 = no known heart disease. Prediction based on vital exhaustion, depression, and age.