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Table 1 Baseline characteristics of the study cohort

From: Left ventricular subclinical myocardial dysfunction in uncomplicated type 2 diabetes mellitus is associated with impaired myocardial perfusion: a contrast-enhanced cardiovascular magnetic resonance study

 

Normal

n = 30

Newly diagnosed DM

n = 31

Longer-term DM

n = 40

Age (years)

53.23 ± 8.59

50.74 ± 11.92

56.50 ± 9.96

Male gender, n (%)

17 (56.7%)

12 (38.7%)

29 (72.5%)§

BMI (kg/m2)

22.44 ± 1.61

23.08 ± 3.19

24.53 ± 2.82*§

Diabetes duration (years)

 

2.24 ± 1.76*

11.45 ± 3.52*§

Systolic blood pressure (mmHg)

118.47 ± 7.86

125.58 ± 9.54*

131.13 ± 13.03*§

Diastolic blood pressure (mmHg)

78.37 ± 6.87

80.58 ± 9.41

80.53 ± 9.04

Rest heart rate (bpm)

79.07 ± 8.35

76.61 ± 11.83

74.00 ± 10.52

Fasting plasma glucose (mmol/l)

5.11 ± 0.32

7.57 ± 2.01*

7.92 ± 1.83*

Glycated haemoglobin (%)

5.49 ± 0.48

7.22 ± 1.44*

7.81 ± 1.80*

Plasma triglycerides (mmol/l)

1.16 ± 0.29

1.57 ± 0.54*

1.63 ± 0.83*

Total cholesterol (mmol/l)

4.36 ± 0.60

3.94 ± 0.88*

4.44 ± 1.16§

HDL (mmol/l)

1.45 ± 0.26

1.23 ± 0.29*

1.27 ± 0.50*

LDL (mmol/l)

2.97 ± 0.29

2.22 ± 0.69*

2.53 ± 0.83*

  1. Data given as the mean ± SD
  2. Newly diagnosed DM, patients with duration of diabetes < 5 years; Longer-term DM, patients with duration of diabetes > 5 years; BMI, body mass index; HDL, high-density lipoprotein cholesterol; LDL, low-density lipoprotein cholesterol
  3. * p < 0.05 versus normal group (LSD)
  4. § p < 0.05 versus newly diagnosed DM patients (Student–Newman–Keuls)