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

Table 3 MRI characteristics of study population adjusted for BMI, SBP, DBP

	T2DM (n = 27)	T2DM-HT (n = 23)	Control (n = 31)	P value
LVEDV index (mL/m²)	59.3 ± 2.5	63.3 ± 2.9	64.0 ± 2.3	0.336
LVESV index (mL/m²)	27.5 ± 1.3	29.5 ± 1.6	27.5 ± 1.2	0.599
SV	34.4 ± 1.1	34.0 ± 1.3	36.1 ± 1.0	0.341
LVEF (%)	55.9 ± 1.0	59.2 ± 1.1	57.2 ± 0.9	0.114
LVM index (g/m²)	56.5 ± 1.4	58.0 ± 1.7	55.6 ± 1.3	0.559
LAV index (mL/m²)	38.1 ± 2.0	35.6 ± 2.4	37.5 ± 1.8	0.728
LVGRS (%)	90.0 ± 5.2	77.4 ± 6.2	79.0 ± 4.9	0.212
LVGCS (%)	−21.5 ± 0.7	−19.8 ± 0.9	− 21.4 ± 0.7	0.310
LVGLS (%)	−22.7 ± 0.7	−21.5 ± 0.9	−22.1 ± 0.7	0.607
LAGRS (%)	−29.2 ± 1.0^*#	−35.5 ± 1.2	−32.3 ± 0.9	0.001
LAGCS (%)	27.1 ± 1.7^*#	41.2 ± 2.1^$	33.0 ± 1.6	<0.001
LAGLS (%)	23.8 ± 1.2^*#	34.1 ± 1.4	30.5 ± 1.1	<0.001
RVGLS (%)	−22.0 ± 1.2^#	−21.4 ± 1.4^$	−25.9 ± 1.1	0.015

* 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
T2DM-HT, type 2 diabetes mellitus with hypertension; LVEDV, left ventricular end-diastolic volume; LVESV, left ventricular end-systolic volume; SV, stroke 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

ISSN: 1471-2261