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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)