Analysis of a Medically Certified, Wrist-Worn Sensor for the Assessment of Heart Rate and Energy Expenditure During Daily Activities in Patients With Chronic Heart Failure or Coronary Artery Disease and Recreational Athletes: Validation Study

Ignace L J De Lathauwer   ^{1, 2} , MD ;   Valerie A A van Es   ³ , MSc ;   Mayke M C J van Leunen   ^{1, 2} , MD ;   Steven Onkelinx   ⁴ , PhD ;   Rutger W M Brouwers   ² , MD, PhD ;   Danny A J P van de Sande   ¹ , MD, PhD ;   Mathias Funk   ² , PhD ;   Hareld M C Kemps   ^{1, 2} , MD, PhD

¹ Department of Cardiology, Máxima Medisch Centrum, Veldhoven, The Netherlands

² Department of Industrial Design, Eindhoven University of Technology, Eindhoven, The Netherlands

³ MoMiLab research unit, IMT School for Advanced Studies Lucca, Lucca, Italy

⁴ Department of Allied Health Professions, Fontys University of Applied Sciences, Eindhoven, The Netherlands