Tag Archives: QRS alterations

Introduction The COVID-19 pandemic has posed a serious threat to global health worldwide. In an acute disease process, which is the case in COVID-19, electrocardiography (ECG) abnormalities are common, present in up to 93% of hospitalised critically ill patients.1 Any specific ECG alteration criteria could help emergency clinicians establish the prognosis and assess the risk of adverse events resulting from coronavirus infection. The purpose of this meta-analysis was to assess the prognostic value of the admission ECG (specifically: the duration of the PR interval, the QTc interval and the QRS complex and the heart rate [HR]) in COVID-19 pati