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. Author manuscript; available in PMC: 2010 Sep 1.
Published in final edited form as: Heart Lung. 2009 Sep–Oct;38(5):364–376. doi: 10.1016/j.hrtlng.2009.01.005

Table 1.

Demographic and Clinical Characteristics of Study Participants (N=232).

Category Total (N=232)
Demographic Variables n (%)
Marital Status Married 200 86.21
Single 3 1.29
Widowed 24 10.34
Divorced 5 2.16
Currently Working Yes 105 45.26
Type of Procedure CABG 173 74.57
OPCAB 57 24.57
Other 2 0.86
Gender Male 194 82.76
Female 40 17.24
Clinical Variables n (%)
NYHA Classification I 112 48.48
II 95 41.13
III 23 9.96
IV 1 0.43
Ejection Fraction < 50% 45 19.74
≥ 50% 183 80.26
Previous MI Yes 28 12.07
Diabetes Yes 54 23.28
Hypertension Yes 171 73.71
High cholesterol Yes 172 74.14
History of Tobacco Use Yes 118 50.86
History of Smokeless
Tobacco
Yes 7 3.04
Family History of CAD Yes 162 70.13
PVD Yes 33 14.22
Participation in
Cardiac Rehabilitation
after CABS
Yes 181 80.44
Additional Variables Mean SD
Length of Stay 5.45 1.20
Age 71.21 4.91
Education Level 13.34 3.04
Discharge Hemoglobin 10.65 1.14
Body Mass Index 28.47 4.59
Charlson Comorbidity
Index (Average # of
Comorbidities
1.13 1.23