Total average diastolic longitudinal displacement by colour tissue doppler imaging as an assessment of diastolic function

Table 5 Correlations of average diastolic longitudinal displacement with peak average diastolic velocities, average systolic longitudinal displacement and other measures of systolic function for all subjects and between subgroups

Comparison	All subjects		Control		Severe systolic HF		LV hypertrophy		LV dilation		Mitral regurgitation
Comparison	r	p-value	r	p-value	r	p-value	r	p-value	r	p-value	r	p-value
e’ and TT-e’	0.93	<0.001	0.90	<0.001	0.89	<0.001	0.88	<0.001	0.91	<0.001	0.95	<0.001
a’ and TT-a’	0.92	<0.001	0.87	<0.001	0.94	<0.001	0.89	<0.001	0.90	<0.001	0.92	<0.001
e’ + a’ and TT-e’ + TT-a’	0.94	<0.001	0.84	<0.001	0.89	<0.001	0.85	<0.001	0.88	<0.001	0.96	<0.001
TT-e’/TT-a’ and e’/a’	0.90	<0.001	0.92	<0.001	0.87	<0.001	0.94	<0.001	0.94	<0.001	0.86	<0.001
TT-e’/TT-a’ and E/A	0.67	<0.001	0.83	<0.001	0.79	<0.001	0.87	<0.001	0.52	<0.001	0.62	<0.001
TT-s’ and TT-e’ + TT-a’	0.88	<0.001	0.82	<0.001	0.73	<0.001	0.66	<0.001	0.76	<0.001	0.88	<0.001
s’ and TT-e’ + TT-a’	0.85	<0.001	0.73	<0.001	0.70	<0.001	0.56	<0.001	0.78	<0.001	0.89	<0.001
e’ + a’ and s’	0.82	<0.001	0.74	<0.001	0.74	<0.001	0.43	<0.001	0.75	<0.001	0.87	<0.001
LVEF and TT-e’ + TT-a’	0.71	<0.001	−0.03	0.83	0.52	<0.001	0.01	0.94	0.81	<0.001	0.58	<0.001
LS and TT-e’ + TT-a’	−0.60	<0.001	−0.06	0.67	−0.50	<0.001	−0.18	0.21	−0.57	<0.001	−0.64	<0.001
LSR and TT-e’ + TT-a’	−0.41	<0.001	0.05	0.73	−0.29	0.05	−0.31	<0.05	−0.40	<0.05	−0.52	<0.001
LD and TT-e’ + TT-a’	0.76	<0.001	0.52	<0.001	0.31	<0.05	0.33	<0.05	0.75	<0.001	0.78	<0.001
MAPSE and TT-e’ + TT-a’	0.82	<0.001	0.63	<0.001	0.54	<0.001	0.37	<0.01	0.83	<0.001	0.84	<0.001

HF heart failure, LV left ventricular, e’ early mitral annular diastolic velocity, TT-e’ displacement in early diastole, a’ late mitral annular diastolic velocity, TT-a’ displacement in late diastole, TT-e’ + TT-a’ total average diastolic displacement; s’, mitral annular systolic velocity, TT-s’ total average systolic displacement, LVEF left ventricular ejection fraction, LS longitudinal strain derived from the 4-chamber view, LSR longitudinal strain rate derived from the 4-chamber view, LD longitudinal displacement derived from strain imaging in the 4-chamber view, MAPSE M-mode derived mitral annular plane systolic excursion

ISSN: 1476-7120