From: A modified echocardiographic protocol with intrinsic plausibility control to determine intraventricular asynchrony based on TDI and TSI
Number of asynchronous segments
control
LBBB
pvalue
0
82 (82%)
0 (0%)
< 0.001
1
9 (9%)
6 (18%)
0.271
2
6 (6%)
12 (36%)
3
2 (2%)
13 (39%)
4
1 (3%)
0.568
5
1 (1%)
0.995
> 0
18 (18%)
33 (100%)