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. Author manuscript; available in PMC: 2018 Jan 2.
Published in final edited form as: Heart Lung. 2010 Jul 3;39(6 Suppl):S1–13. doi: 10.1016/j.hrtlng.2010.04.008

Table III.

Demographic and clinical variables

Variables HEART CAMP intervention
group (n = 22)
Attention control group
(n = 20)
Total group
(n = 42)
Mean ± SD
n (%)		 Mean ± SD
n (%)		 Mean ± SD
Age (y) 57.0 ± 12.3 63.0 ± 15.1 59.9 ± 13.8
LVEF (%) 33.2 ± 6.6   32.3 ± 5.5   32.7 ± 6.1  
Duration of Diagnosis (mo) 39.1 ± 27.1 27.1 ± 29.8 32.2 ± 28.1
Charlson Comorbidity Index 2.0 ± 1.1 2.2 ± 1.1 2.1 ± 1.1
Male   12 (54.5)   12 (54.5)
NYHA class
 Class II   14 (63.6)     9 (45.0)
 Class III     8 (36.4)   11 (55.0)
Cause of HF
 Ischemic     8 (36.4)   13 (65.0)
 Nonischemic   14 (63.6)     7 (35.0)
Ethnicity
 Caucasian   21 (95.5)     20 (100.0)
 African-American   1 (4.5)   0 (.0)  

HEART CAMP, Heart Failure Exercise And Training Camp; SD, standard deviation; LVEF, left ventricular ejection fraction; NYHA, New York Heart Association; HF, heart failure.