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Table 1 Demographic and Medical Characteristics

From: Autonomic cardiovascular dysregulation as a potential mechanism underlying depression and coronary artery bypass grafting surgery outcomes

Characteristics CHD/Dep (1) NonCHD/Dep (2) CHD/NonDep (3) NonCHD/NonDep (4) p Post Hoc
Age 61.3
(8.3)
59.2
(9.1)
62.0
(9.3)
58.3
(7.5)
.011 3 > 4*
Education 10.3
(4.9)
12.1
(6.3)
12.2
(7.1)
11.9
(6.6)
.169  
Race      .326  
   Caucasian 81.9%
(68)
79.3%
(73)
81.4%
(79)
91.2%
(82)
  
   African American 9.6%
(8)
14.2%
(13)
10.3%
(10)
6.6%
(6)
  
   Hispanic 8.5%
(7)
6.5%
(6)
8.3%
(8)
2.2%
(2)
  
Deyo score 1.39
(1.04)
.961
(1.35)
1.30
(.933)
.776
(1.23)
.001 1 > 4*
3 > 4*
History of MI 34.9%
(29)
35.9%
(33)
35.1%
(34)
20%
(18)
.062  
History of asthma 3.6%
(3)
5.4%
(5)
7.2%
(7)
4.4%
(4)
.724  
Cigarette Smoker 55.4%
(46)
59.7%
(55)
57.3%
(56)
42.2%
(38)
.054  
AUDIT 25.8
(6.2)
27.4
(7.2)
26.4
(5.8)
19.6
(4.3)
  
Physical Activity      .003  
   Low 63.9% (53) 62.0%
(57)
51.5%
(50)
35.6%
(32)
  
   Moderate 26.5%
(22)
33.7%
(31)
37.1%
(36)
50.0%
(45)
  
   High 9.6%
(8)
4.3%
(4)
11.3%
(11)
14.4%
(13)
  
Diabetes 26.5%
(22)
25%
(23)
28.9%
(28)
13.3%
(12)
.064  
Hypertension 32.5%
(27)
28.2%
(26)
30.9%
(30)
16.7%
(15)
.073  
Body mass index (BMI) 29.7
(7.2)
29.3
(6.4)
27.8
(8.8)
24.9
(8.2)
< .001 1 > 4*
2 > 4*
Heart rate 76.3
(11.4)
74.4
(12.2)
71.4
(10.9)
66.9
(10.3)
< .001 1 > 3 > 4*
2 > 4*
Heart rate variabilitya 19.79
(7.9)
24.53
(7.6)
24.89
(7.88)
50.51
(12.5)
< .001 1 < 2 < 4*
1 < 3 < 4*
Plasma NEb 293
(99)
343
(175)
308
(211)
341
(160)
.120  
  1. Note. AUDIT = Alcohol Use Disorders Identification Test. CHD/Dep = Patients with CHD and depression. NonCHD/Dep = Patients without CHD but with depression. CHD/NonDep = Patients with CHD but without depression. NonCHD/NonDep = Patients without CHD or depression. aStandard deviation of RR (msec). balog transformed pg/ml. * p < .05.