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Table 1 Clinical, ergometric and scintigraphic characteristics of subjects included in the study

From: Prevalence and risk factors accounting for true silent myocardial ischemia: a pilot case-control study comparing type 2 diabetic with non-diabetic control subjects

 

Diabetic Patients

Controls

 
 

n = 41

n = 41

p

Age (years)

63.0 ± 5.4

61.1 ± 6.1

0.1

Male/Female (n)

11/30

11/30

0.59

Obesitya (%)

48.8%

34.14%

0.26

Smokingb (%)

19.5%

21.9%

0.95

Hypertensionc (%)

56%

36.6%

0.12

Dyslipemiad (%)

73.1%

63.4%

0.33

Family history of CADe (%)

14.6%

17.1%

0.5

Duration of diabetes (years)

11.0 ± 7.2

-

 

Retinopathy (%)

17.1%

-

 

Nephropathy (%)

9.7%

-

 

Neuropathy (%)

2.4%

-

 

Laboratory parameters:

   

Glucose (mg/dl)

162 ± 6

98 ± 9

<0.001

HbA1c (%)

8.2 ±1.3

5.8 ± 0.1

<0.001

AER (μg/minute)

6 [2-44]

5 [2-26]

0.73

Total-C (mg/dl)

206 ± 45

228 ± 39

0.06

HDL-C (mg/dl)

56 ± 10

55 ± 10

0.71

LDL-C (mg/dl)

121 ± 38

167 ± 19

<0.001

Triglycerides (mg/dl)

139 [65-242]

125 [66-175]

0.24

Exercise test:

   

METs

6.74 ± 2.01

7.01 ± 1.78

0.60

Peak heart rate (bpm)

136 ± 14

138 ± 14

0.54

Peak systolic blood pressure (mmHg)

179 ± 24

172 ± 17

0.25

Gated-SPECT:

   

Ejection fraction (%)

74.3 ± 11.1

72.6 ± 8.1

0.51

LV end-diastolic volume (ml)

57.6 ± 17.9

64.6 ± 14.6

0.12

LV end-systolic volume (ml)

16.4 ± 11.8

19.4 ± 8.6

0.30

  1. Data are expressed as the mean ± SD or median [range]; bpm: beats per minute; LV: left ventricular;.METs: Estimated Metabolic Equivalent.