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Table 5 MRI characteristics of study population adjusted for BMI, SBP, DBP and medicine treatment

From: Early detection of left atrial and bi-ventricular myocardial strain abnormalities by MRI feature tracking in normotensive or hypertensive T2DM patients with preserved LV function

 

T2DM (n = 27)

T2DM-HT (n = 23)

Control (n = 31)

P value

LVEDV index (mL/m2)

57.5 ± 3.1

68.4 ± 5.5

61.8 ± 3.5

0.230

LVESV index (mL/m2)

26.1 ± 1.6

34.1 ± 2.9

25.3 ± 1.8

0.104

SV

33.5 ± 1.4

35.8 ± 2.5

35.5 ± 1.6

0.512

LVEF (%)

55.7 ± 1.1

57.9 ± 2.0

58.3 ± 1.3

0.223

LVM index (g/m2)

56.3 ± 1.7

57.7 ± 3.0

56.0 ± 1.9

0.920

LAV index (mL/m2)

39.5 ± 2.3

32.0 ± 4.2

38.9 ± 2.7

0.394

LVGRS (%)

83.1 ± 5.7

84.2 ± 10.1

80.1 ± 6.5

0.926

LVGCS (%)

−20.8 ± 0.8

−20.5 ± 1.4

−21.5 ± 0.9

0.794

LVGLS (%)

−22.0 ± 0.8

−22.9 ± 1.5

−21.6 ± 1.0

0.853

LAGRS (%)

−28.6 ± 1.1*#

−36.8 ± 2.0

−31.9 ± 1.3

0.003

LAGCS (%)

27.2 ± 2.1*#

40.4 ± 3.8$

33.5 ± 2.4

0.008

LAGLS (%)

24.3 ± 1.3*#

32.3 ± 2.4

31.4 ± 1.5

<0.001

RVGLS (%)

−21.4 ± 1.2#

−21.4 ± 1.4$

−26.3 ± 1.1

0.008

  1. * significant difference between T2DM patients and T2DM-HT patients, p<0.05; # significant difference between T2DM patients and control groups, p<0.05; $ significant difference between T2DM-HT patients and control groups, p<0.05
  2. T2DM-HT, type 2 diabetes mellitus-hypertension; LVEDV, left ventricular end-diastolic volume; LVESV, left ventricular end-systolic volume; LVEF, left ventricular ejection fraction; LVM, left ventricular mass; LAV, left atrial volume; LVGRS, left ventricular global radial strain; LVGCS, left ventricular global circumferential strain; LVGLS, left ventricular global longitudinal strain; LAGRS, left atrial global radial strain; LAGCS, left atrial global circumferential strain; LAGLS, left atrial global longitudinal strain; RVGLS, right ventricular global longitudinal strain