|
Variable |
Total Study Population |
Patients
free from ATAs |
Patients with ATA recurrence |
Statistical Significance |
|
% with prior MI
|
4%
(7/174)
|
4%
(4/114)
|
6%
(2/36)
|
p = 0.6303‡
|
|
% with CHF
|
85%
(148/174)
|
85%
(97/114)
|
81%
(29/36)
|
p = 0.5179†
|
|
Mean LVEF (\(\pm\)SD)
|
54%
(\(\pm\)13.3)
(n = 172)
|
55%
(\(\pm\)13.5)
(n = 112)
|
54%
(\(\pm\)11.6)
(n = 36)
|
p = 0.6300*
|
|
% with NYHA HF
Class III or IV
|
41%
(72/174)
|
43%
(49/114)
|
36%
(13/36)
|
p = 0.4655†
|
|
Median length of time in AF (IQR)
|
7.8 years (4.0-12.0)
(n = 174)
|
7.0 years (3.2-11.0)
(n = 114)
|
10.0 years
(4.9-14.5)
(n = 36)
|
p = 0.0858§
|
|
Mean LA diameter
(\(\pm\)SD)
|
4.8 cm (\(\pm\)1.0)
(n = 158)
|
4.7 cm (\(\pm\)1.0)
(n = 105)
|
5.1 cm (\(\pm\)1.0)
(n = 35)
|
p = 0.0792*
|
|
% failed catheter ablation
|
71%
(124/174)
|
69% (79/114)
|
75%
(27/36)
|
p = 0.5124†
|
|
Median number of failed catheter ablations (IQR)
|
2 (1-3)
(n = 124)
|
2 (1-3)
(n = 79)
|
2 (1-2)
(n = 27)
|
p = 0.7012§
|
|
% with pacemaker and/or AICD¶
|
10%
(17/174)
|
6%
(7/114)
|
22%
(8/36)
|
p = 0.0095‡
|