BACKGROUND The QT interval is strongly and inversely related to heart rate. To compare QT intervals between different subjects with different heart rates requires the application of a QT interval rate ...

OBJECTIVE--To assess the nutritional status of children with congenital heart disease. DESIGN--Six anthropometric, 24 biochemical, and five haematological markers of nutritional wellbeing were ...

Department of Cardiology, Maastricht University Medical Center, Maastricht, The Netherlands Professor H J G M Crijns, Maastricht University Medical Center, Department of Cardiology, Postbus 5800, 6202 ...

The use of positron emission tomography (PET) in cardiology is growing rapidly. Technical features make PET a strong technology for the non-invasive evaluation of cardiac physiology. It is currently ...

OBJECTIVES Though atrial fibrillation (AF) is an important cause of cardiovascular morbidity, there are few large epidemiological studies of its prevalence, incidence, and risk factors. The ...

Systolic time intervals and drug plasma concentrations have been measured in a group of patients receiving repeated treatment with nortriptyline. Significant positive correlations between plasma ...

Correspondence to Dr James Philip Howard, National Heart and Lung Institute, Imperial College London, London W12 0NN, UK; research{at}cardiologists.london Understand the paradigm of machine learning.

Background The Assessing cardiovascular risk using Scottish Intercollegiate Guidelines Network (ASSIGN) risk score, developed in 2006, is used in Scotland for estimating the 10-year risk of first ...

Background Despite sub-optimal long-term results DC electrical cardioversion (DCCV) remains a main stay in atrial fibrillation (AF) management. In selected patients long-term success at 6 weeks is ...

Correspondence to Dr Christopher Roy West, International Collaboration on Repair Discoveries (ICORD), University of British Columbia, Vancouver, V5Z1M9, Canada; west{at}icord.org Objective Conduct a ...

Correspondence to Dr Rachel Lampert, Section of Cardiovascular Medicine, Yale University School of Medicine, New Haven, CT 06520, USA; rachel.lampert{at}yale.edu Whether improved sensitivity of the ...