Table 2

Pearson correlations between VFT index and other continuous variables

Postexercise echo parameters (cm/s)VFT
rP value
Mitral inflow Doppler
 Peak E velocity0.590.01
 Peak A velocity0.06NS
Septal annular TDE
 Peak S′ velocity0.460.02
 Peak E′ velocity0.530.01
 Peak A′ velocity0.34NS
Lateral annular TDE
 Peak S′ velocity0.480.02
 Peak E′ velocity0.530.01
 Peak A′ velocity0.35NS
  • NS = Not statistically significant, p>0.05

  • A′, late diastolic annular velocity; E′, early diastolic annular velocity; S′, systolic annular velocity; TDE, tissue Doppler echocardiography; VFT, vortex formation time.