P Wave Duration/P Wave Voltage Ratio Plays a Promising Role in the Prediction of Atrial Fibrillation: A New Player in the Game
Table 2
Echocardiographic parameters of the patients.
New-onset atrial fibrillation (n = 150)
Nonatrial fibrillation (n = 490)
value
Ejection fraction (mean %)
54.6 ± 11.0
54.2 ± 11.3
0.819
LA diameter (mm)
39.6 ± 1.8
39.1 ± 1.9
0.113
LA volume index (mL/mm2)
36.0 ± 1.5
31.2 ± 1.8
<0.001
LV end-diastolic diameter (mm)
48.5 ± 6.0
49.8 ± 5.9
0.541
PAP (mmHg)
37.5 ± 14.1
36.4 ± 14.2
0.425
IVSD (mm)
12.4 ± 1.5
12.3 ± 1.8
0.688
PWD (mm)
12.5 ± 1.7
12.2 ± 1.9
0.490
Mitral regurgitation (%)
None-mild
135 (90)
430 (87.8)
0.175
Moderate-severe
15 (10)
60 (12.2)
0.223
Aortic regurgitation (%)
None-mild
145 (96.7)
479 (97.7)
0.756
Moderate-severe
5 (3.3)
11 (2.2)
0.313
Aortic stenosis (%)
None-mild
148 (98.6)
488 (99.5)
0.922
Moderate-severe
2 (1.4)
2 (0.5)
0.456
Data are presented as mean ± SD or n (%). Valvular stenosis and regurgitations were graded according to the current guidelines. [13] IVSD: interventricular septal diameter; LA: left atrium; LV: left ventricle; PAP: pulmonary artery systolic pressure; PWD: posterior wall diameter.