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Table 3 Echocardiographic characteristics according to EOA/height value

From: An alternative method of indexation in aortic stenosis: height-adjusted effective orifice area

Variable

EOA/height>0.60 cm2/m (n=203)

EOA/height≤0.60 cm2/m (n=212)

p

Peak velocity (m/s)

3.20±0.54

4.31±0.52

<0.001

Mean gradient (mmHg)

24.9±8.9

47.2±12.3

<0.001

EOA (cm2)

1.30±0.26

0.73±0.15

<0.001

EOA/BSA (cm2/m2)

0.69±0.15

0.41±0.08

<0.001

EOA/height (cm2/m)

0.80±0.16

0.46±0.09

<0.001

LVEF (%)

63.2±8.3

59.1±12.2

<0.001

Indexed LVM (g/m2)

114.5±31.5

141.5±36.9

<0.001

AT/ET

0.26±0.06

0.36±0.06

<0.001

DVI

0.37±0.09

0.22±0.05

<0.001

  1. EOA Effective Orifice Area, BSA Body Surface Area, LVEF Left Ventricular Ejection Fraction, LVM Left Ventricular Mass, AT Acceleration Time, ET Ejection Time, DVI Doppler Velocity Index