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Fig. 1 | Arthritis Research & Therapy

Fig. 1

From: Prevalence and associated factors of resting electrocardiogram abnormalities among systemic lupus erythematosus patients without cardiovascular disease

Fig. 1

Study design and grouping of patients: normal electrocardiogram (ECG), non-ECG-cardiovascular disease (ECG-CVD), ECG-4, and ECG-5. Non-ECG-CVD defined as the presence of any of the following ECG abnormalities: right axis deviation, arrhythmia, sinus tachycardia, sinus bradycardia, atrioventricular blocks, atrial ectopic rhythm, and atrial enlargement

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