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Table 2 CMR findings between normal individuals, newly diagnosed and longer-term DM patients

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

LVEDVI, ml/m2

76.95 ± 12.31

74.68 ± 11.55

73.31 ± 10.38

LVESVI, ml/m2

28.70 ± 5.23

30.09 ± 10.22

30.41 ± 9.36

LVSVI, ml/m2

48.24 ± 8.06

44.59 ± 8.26

41.54 ± 9.20*

LVEF, %

62.70 ± 3.39

60.05 ± 8.45

58.86 ± 8.93

Upslope

2.66 ± 0.56

2.12 ± 0.90*

1.81 ± 0.87*

TTM (s)

31.45 ± 5.45

33.91 ± 11.73

37.85 ± 11.03*

Max SI

22.95 ± 4.29

19.84 ± 5.11

17.98 ± 7.91*§

PS (%)

 Radial

43.33 ± 8.50

44.98 ± 9.11

41.95 ± 10.85

 Circumferential

− 18.97 ± 1.38

− 19.27 ± 2.76

− 18.12 ± 2.80

 Longitudinal

− 16.51 ± 2.16

− 16.12 ± 2.80

− 14.72 ± 2.48*

PSSR (1/s)

 Radial

2.49 ± 0.51

2.74 ± 0.73

2.46 ± 0.97

 Circumferential

− 0.99 ± 0.16

− 0.98 ± 0.19

− 0.92 ± 0.22

 Longitudinal

− 0.85 ± 0.18

− 0.88 ± 0.20

− 0.75 ± 0.15§

PDSR (1/s)

 Radial

− 3.47 ± 0.89

− 3.56 ± 1.31

− 2.60 ± 1.41*§

 Circumferential

1.35 ± 0.25

1.20 ± 0.28*

0.97 ± 0.20*§

 Longitudinal

1.14 ± 0.20

0.97 ± 0.21*

0.77 ± 0.14*§

  1. Data given as the mean ± SD
  2. LV, left ventricular; EDV, end diastolic volume; ESV, end systolic volume; SV, stroke volume; I, indexed to BSA; EF, ejection fraction; Time Max, time to maximum signal intensity; Max SI, max signal intensity; PS, Peak Strain; PSSR, Peak Systolic Strain Rate; PDR, Peak Diastolic Strain Rate
  3. * p < 0.017 versus normal group (LSD)
  4. § p < 0.017 versus newly diagnosed DM patients (LSD)
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Cardiovascular Diabetology

ISSN: 1475-2840