ECG Finding

RA (n = 55)

SLE (n = 32)

Others (n = 12)

p-value

Normal

39 (70.9%)

21 (65.6%)

12 (1%)

0.055

Sinus bradycardia

5 (9.0%)

3 (9.3%)

-

0.9681

Sinus tachycardia

4 (7.2%)

5 (15.6%)

-

0.7263

RBBB

2 (3.6%)

-

-

-

CHB

1 (1.8%)

-

-

-

STT changes

4 (7.2%)

3 (9.3%)

-

0.72634