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. 2020 Apr 6;31(6):1436–1447. doi: 10.1111/jce.14457

Table 2.

Interpretation of coherence map and LAT mapping

LAT map (n = 26) Coherence map (n = 26) P value
Interpretable 18 (69.2%) 25 (96%) .010
Focal 4 (100.0%) 4 (100%) .99
Isthmus‐dependent re‐entry 14 (53.8%) 21 (80.8%) .039
Isthmus dimension, mm 43.0 ± 23.9 19.8 ± 10.5 <.001
Critical site location .168
Mitral/CS 6 (23%) 8 (31%) .532
LA roof/free wall 5 (19%) 7 (27%) .510
PV 1 (4%) 3 (12%) .298
CTI 4 (15%) 6 (23%) .482
RA scar/septum 2 (8%) 1 (4%) .552

Note: Values are mean ± SD or n (%). Values <0.05 were considered as significant and are highlighted in bold.

Abbreviations: CS, coronary sinus; CTI, cavotricuspid isthmus; LA, left atrium; LAT, local activation time; PV, pulmonary vein; RA, right atrium.