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Table 2 ECG findings in the study population

From: Electrocardiographic abnormalities in COVID-19 patients visiting the emergency department: a multicenter retrospective study

 

Survived

(n = 238)

Died

(n = 37)

Overall

(n = 275)

Sinus Rhythm, n (%)

211 (89%)

28 (12%)

239 (87%)

Abnormal axis, n (%)

11 (4%)

5 (14%)

16 (6%)

Heart rate, mean ± eSD

86 ± 16

84 ± 18

85 ± 16

Atrial fibrillation, n (%)

30 (13%)

5 (14%)

26 (10%)

Left atrial enlargement, n (%)

2 (1%)

1 (3%)

3 (1%)

Left ventricular hypertrophy, n (%)

3 (1%)

0

3 (1%)

Pacemaker rhythm, n (%)

3 (1%)

3 (8%)

6 (2%)

PR interval, mean ± SD

152 ± 46

181 ± 66

160 ± 40

QRS interval, mean ± SD

95 ± 27

106 ± 33

98 e± 29

Pathological Q wave, n (%)

29 (12%)

4 (11%)

33 (12%)

Any repolarization abnormality, n (%)

64 (27%)

8 (22%)

72 (26%)

Giant T wave, n (%)

14 (6%)

0 (0%)

14 (5%)

Pathological negative T wave, n (%)

52 (22%)

7 (19%)

59 (21%)

ST segment depression, n (%)

15 (6%)

1 (3%)

16 (6%)

ST segment elevation, n (%)

6 (3%)

0 (0%)

6 (2%)

First degree atrioventricular block, n (%)

14 (6%)

0 (0%)

14 (5%)

Left anterior hemiblock, n (%)

8 (3%)

3 (8%)

11 (4%)

Left Ventricular Hypertrophy, n (%)

3 (1%)

0 (0%)

3 (1%)

Delta wave, n (%)

2 (1%)

0 (0%)

2 (0.7%)

IVB, n (%)

32 (13%)

11 (30%)

43 (16%)

RBBB, n (%)

11 (5%)

2 (5%)

13 (5%)

LBBB, n (%)

6 (3%)

5 (14%)

11 (4%)

Ventricular extrasystoles, n (%)

11 (5%)

0 (0%)

11 (4%)

U waves, n (%)

14 (6%)

1 (3%)

15 (6%)

Poor R wave progression, n (%)

8 (3%)

0 (0%)

8 (3%)

  1. ECG Electrocardiogram, IVB Intraventricular conduction block, LBBB Left bundle branch block, RBBB Right bundle branch block