Evaluation of subclinical left ventricular systolic dysfunction in obese patients by global myocardial work

Table 2 Echocardiographic parameters between normal controls and obese patients

Echocardiographic parameters	Normal controls (n = 100)	Obesity (n = 589)	P value
LA diameter, mm	32.68 ± 2.88	37.39 ± 3.78	< 0.001
LAV index, ml/m²	27.37 ± 6.71	26.61 ± 6.53	0.283
IVS diameter, mm	8.82 ± 0.93	9.97 ± 1.09	< 0.001
LVPW diameter, mm	8.75 ± 2.41	9.90 ± 2.54	< 0.001
LV diameter, mm	45.80 ± 3.08	48.86 ± 4.66	< 0.001
LVEDV, ml	78.66 ± 17.59	89.10 ± 26.88	< 0.001
LVESV, ml	28.57 ± 7.93	34.18 ± 12.70	< 0.001
LVEF, %	63.88 ± 3.86	62.05 ± 4.06	< 0.001
MAPSE, mm	14.56 ± 1.52	14.89 ± 1.73	0.073
E, m/s	0.88 ± 0.15	0.81 ± 0.16	< 0.001
A, m/s	0.62 ± 0.15	0.71 ± 0.17	< 0.001
E/A	1.44(1.40,1.54)	1.16(1.17,1.24)	< 0.001
e′, m/s	0.14 ± 0.02	0.11 ± 0.02	< 0.001
E/e′	6.36(6.22,6.67)	7.30(7.34,7.64)	< 0.001
GLS, %	-21.91 ± 1.89	-19.28 ± 2.79	< 0.001

LAd: left atrial diameter, LAV index: left atrial volume index, IVSd: interventricular septal wall thickness in the end-diastolic period, LVPWd: left ventricular posterior wall thickness in the end-diastolic period, LVDd: left ventricular diameter in the end-diastolic period, LVEDV: left ventricular end-diastolic volume, LVESV: left ventricular end-systolic volume, LVEF: left ventricular ejection fraction, MAPSE: mitral annular plane systolic excursion, E: peak velocity during early diastole of the anterior mitral leaflet, A: peak velocity during late diastole of the anterior mitral leaflet, e′: peak early diastolic annular velocities using TDI by averaging the values at the septum and lateral positions. GLS: global longitudinal strain

ISSN: 1758-5996