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. 2023 Mar 15;12(6):2273. doi: 10.3390/jcm12062273

Table 2.

Electrocardiogram and echocardiogram parameters.

Cardiac Amyloidosis
n = 91 (20.1%)		 No Cardiac Amyloidosis
n = 372 (79.9%)		 All
n = 453 (100%)		 p Value
Electrocardiogram
Atrio-ventricular block
Atrial fibrillation
Low voltage
Pseudo-myocardial infarction pattern
Right bundle branch block
Left bundle branch block
Left ventricular hypertrophy
9 (9.9)
66 (72.5)
28 (30.8)
16 (17.6)
25 (27.5)
19 (20.9)
19 (20.9)
37 (10.0)
250 (69.1)
59 (16.3)
65 (18.0)
92 (25.4)
98 (27.1)
121 (33.4
46 (10.1)
316 (69.8)
87 (19.2)
81 (17.9)
117 (25.8)
117 (25.8)
140 (30.9)
0.918
0.687
0.004
0.361
0.774
0.458
0.047
Echocardiogram
LVEF < 40%
LVEF 40–49%
LVEF > 50%
SWT, median (IQR), mm
PW, median (IQR), mm
LV mass index (IQR), g/m2
Left atrium (mm)
Aortic stenosis
Aortic regurgitation
Mitral stenosis
Mitral regurgitation
Tricuspid regurgitation
TAPSE, median (IQR), mm
Pericardial effusion
Speckled myocardium
8 (9.6)
14 (16.9)
61 (73.5)
17 [14–19]
14 [13–17]
151 [125–187]
47 [43–51]
16 (20.1)
40 (52.6)
2 (2.5)
61 (78.2)
56 (71.8)
18 [16–23]
22 (24.2)
16 (17.6)
42 (12.1)
37 (10.6)
259 (77.3)
14 [13–15]
13 [12–14]
135 [107–171]
46 [42–50]
75 (22.2)
152 (45.4)
26 (7.7)
265 (78.2)
220 (65.7)
20 [17–25]
37 (10.2)
8 (2.2)
50 (11.6)
51 (11.8)
330 (76.6)
14 [13–16]
13 [12–14]
138 [112–174]
47 [43–52]
91 (21.9)
192 (46.7)
28 (6.7)
326 (78.2)
276 (66.8)
20 [17–25]
59 (13.0)
24 (5.3)


0.263
<0.001
<0.001
0.056
0.325
0.030
0.066
0.187
0.157
0.104
0.290
<0.001
<0.001

IQR: interquartile range; LV: left ventricular; LVEF: left ventricular ejection fraction; PS: posterior wall; SWT: septal wall thickness; TAPSE: tricuspid annular plane systolic excursion.