[Retracted] Application of Combined Detection of Echocardiography and Serum NT-ProBNP in the Diagnosis of Diastolic Heart Failure and Its Effect on Left Ventricular Morphology and Diastolic Function

Table 4

Comparison of left ventricular diastolic function (‾x ± s).

Groups	n	E/Ea	VP (cm/s)	S/D	AR (cm/s)
Control group	30	7.41 ± 3.24	0.68 ± 0.09	1.45 ± 0.34	20.56 ± 6.36
Experimental group	30	16.57 ± 2.1	0.40 ± 0.13	0.98 ± 0.26	33.44 ± 7.90
t value		12.994	9.699	6.014	6.956
value		<0.05	<0.05	<0.05	<0.05