. 2021 Aug 13;37(10):2979–2989. doi: 10.1007/s10554-021-02376-z

Table 3.

Relationship between echocardiographic parameters and time from initial COVID-19 diagnosis

Parameter	Correlation Coefficient (r)	P
LV-GLS (absolute value), %	−0.006	0.962^a
LV-EF (%)	0.034	0.777^b
LV-EDD (mm)	0.184	0.128^b
LV-ESD (mm)	0.123	0.309^b
LV-EDV index (mm/m²)	0.179	0.138^b
LV-ESV index (mm/m²)	0.086	0.479^a
FS (%)	0.007	0.955^b
IVS (mm)	−0.071	0.557^a
PW (mm)	0.022	0.859^a
LA (mm)	0.147	0.225^b
E (cm/s)	−0.021	0.866^b
A (cm/s)	−0.071	0.561^b
E’ (cm/s)	−0.140	0.248^b
A’ (cm/s)	0.011	0.930^b
E/E’ratio (average)	0.108	0.373^b
Diastolic Dysfunction	0.100	0.412^b
Ascendant aorta diameter (mm)	−0.050	0.685^a
Aortic velocity (cm/s)	−0.067	0.584^b
RA^# (mm)	−0.006	0.959^a
RV (mm)	0.152	0.211^b
TAPSE (mm)	−0.049	0.687^b
S’ (cm/s)	0.079	0.514^b

A Peak late mitral filling velocity, A’ Late diastolic myocardial velocity, E Peak early mitral filling velocity, E’ Early diastolic myocardial velocity, FS Fractional shortening, IQR Interquartile range, IVS Interventricular septum, LA Left atrium, LV-EDD Left ventricular end-diastolic diameter, LV-EDV Left ventricular end-diastolic volume, LV-EF Left ventricular ejection fraction, LV-ESD Left ventricular end-systolic diameter, LV-ESV Left ventricular end-systolic volume, LV-GLS Left ventricular global longitudinal strain, PW Posterior wall, RA Right atrium, RV Right ventricle, S’ Tricuspid lateral annular systolic velocity, TAPSE Tricuspid annular plane systolic excursion

^aPearson correlation analysis, ^bSpearman correlation analysis