ST-segment monitoring with continuous 12-lead ECG improves early risk stratification in patients with chest pain and ECG nondiagnostic of acute myocardial infarction
Tomas Jernberg, MDa,
Bertil Lindahl, MD, PhDa and
Lars Wallentin, MD, PhDa
a Department of Cardiology, Cardiothoracic Center, University Hospital, Uppsala, Sweden

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Figure 1 Freedom of cardiac death (A) and cardiac death and MI (B) during follow-up in patients (a) without, and (b) with, ST-episodes. Log-rank p < 0.001 for both end points.
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