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. Author manuscript; available in PMC: 2016 Sep 1.
Published in final edited form as: J Cardiovasc Nurs. 2015 Sep-Oct;30(5):E9–E17. doi: 10.1097/JCN.0000000000000178

Table 1.

Characteristics of Participants (N = 326)

M(SD) or N(%)
Demographic and Clinical Factors
 Age 68.6(9.7)
 Female 132(40.5)
 Non-whitea 87(26.7)
 Education Level
  8th Grade or Less 8(2.5)
  9–11th Grade 30(9.2)
  High School 94(28.8)
  Technical or Trade School 36(11.0)
  Some College 86(26.4)
  Bachelor’s Degree 41(12.6)
  Master’s Degree 31(9.5)
 SES Score .08(4.2)
 Body mass index (kg/m2) 30.3(6.7)
 Charlson Comorbidity Indexb 3.3(1.7)
 Ejection Fraction 29.3(8.4)
 Self-reported HF Severity at Baseline (NYHA)
  Class I 31(9.5)
  Class II 74(22.7)
  Class III 205(62.9)
  Class IV 16(4.9)
 Patient Health Questionnaire-9
  Total 4.6(4.9)
  Somatic 2.5(2.3)
  Nonsomatic 2.1(3.1)
Cognitive Variable Scores
 Attention Composite Score 44.3(7.5)
  Stroop Word 42.8(9.3)
  Stroop Color 45.1(9.6)
  Trails A 42.4(10.3)
  Letter-Number Sequencing 47.0(10.4)
 Executive Function Composite Score 45.9(8.1)
  Stroop Color-Word 45.1(10.1)
  Trails B 41.6(12.0)
  Frontal Assessment Battery 51.0(8.2)
 Memory Composite Score 47.9(7.8)
  Learning Over Time 49.5(10.7)
  True Hits 49.1(9.1)
  Short Delay 45.6(10.9)
  Long Delay 47.3(9.4)

Note. SES = socioeconomic status. NYHA = New York Heart Association. HF = heart failure. Means and standard deviations are presented for continuous variables. Sample size and percentages are presented for categorical variables.

a

Of the non-white participants, 97% identified as African American.

b

Most common comorbidities reported on the Charlson and % of participants: myocardial infarction (50.3%), diabetes (44.5%), and chronic obstructive pulmonary disease; COPD (26.7%).