Table 3

Correlations Between Indexes Representative of LV Twist Mechanics and Indexes Representative of the Extent of LV Dyssynchrony

VariablesLV TwistLV Twisting Rate
QRS durationr−0.33−0.27
p0.0060.03
Radial LVdysr−0.26−0.35
p0.030.003
Longitudinal LVdysr0.020.07
p0.900.64
Apical-basal rotation delayr−0.35−0.25
p0.0040.04

Abbreviations as in Table 1.

  • The r value was derived with Spearman's rho test.