Table 4

Intra-Atrial and Interatrial Mechanics

VariableAS ModeAP Modep Value
Delay in Time to Atrial Contraction by Strain Rate (ms)
CRT
 RA to IAS27 ± 1842 ± 26<0.001
 RA to LA56 ± 3480 ± 45<0.0001
 IAS to LA31 ± 1942 ± 240.0002
Control group
 RA to IAS26 ± 1534 ± 110.0286
 RA to LA59 ± 2478 ± 250.0003
 IAS to LA33 ± 1444 ± 210.003

Values are mean ± SD.

Abbreviations as in Tables 1 and 3.