The Official Journal of EuroPCR and the European Association of Percutaneous Coronary Interventions (EAPCI)

Tools and techniques

Tools and Techniques - Statistics: Analysis of continuous data using the t-test and ANOVA

EuroIntervention 2013;9:765-767.

Clinical Epidemiology Unit, Department of Cardiology, Erasmus MC, Rotterdam, The Netherlands

In clinical research, we often examine continuous variables such as blood pressure, ejection fraction, laboratory values (e.g., cholesterol), and angiographic variables (e.g., percent stenosis). We may, for example, want to

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