Ultrasonic image analysis of longitudinal strain in uremic patients with preserved left ventricular ejection fraction

Table 1 Conventional echocardiography parameters in uremic and control groups

Variable	Control	Uremic	P^*
Variable	n = 33	n = 31	P^*
LAD (mm)	33.70 ± 3.01	37.64 ± 5.51	< 0.05
LVEDD (mm)	45.51 ± 4.10	47.93 ± 5.14	< 0.05
LVESD (mm)	28.92 ± 2.82	32.23 ± 5.84	< 0.05
IVST (mm)	8.76 ± 1.25	10.63 ± 1.90	< 0.05
LVPT (mm)	8.58 ± 1.17	10.15 ± 1.28	< 0.05
E/A	1.56 ± 0.70	1.03 ± 0.45	< 0.05
e/a	1.30 ± 0.49	5.46 ± 5.30	< 0.05
E/e	5.15 ± 1.07	7.57 ± 2.67	< 0.05
FS (%)	0.36 ± 0.02	0.33 ± 0.06	< 0.05
LVEDV (mL)	101.44 ± 20.29	114.50 ± 26.20	< 0.05
LVESV (mL)	37.03 ± 10.30	46.45 ± 16.84	< 0.05
LVEF (%)	0.63 ± 0.05	0.60 ± 0.07	< 0.05

LAD left atrial diameter, LVEDD left ventricular end-diastolic diameter, LVESD left ventricular end-systolic diameter, IVST interventricular septum thickness, LVPWT left ventricular posterior wall thickness, E transmitral peak velocity of early-diastole, A transmitral peak velocity of late-diastole, e velocity of early diastole of the mitral annulus, a velocity of late diastole of the mitral annulus, E/A the ratio of velocity of early and late diastole, e/a ratio of velocity of early and late diastole of mitral annulus, FS left ventricular fractional shortening, LVEDV left ventricular end-diastolic volume, LVESV left ventricular end-systolic volume, LVEF left ventricular ejection fraction
* Independent-Samples T test