Publications by authors named "S T Toumanidis"

Objective: Heart failure (HF) is a common cause of morbidity and mortality in older patients. Frailty is prevalent and complicates the course of HF. We sought to investigate the impact of frailty on HF outcomes.

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In this work, a functional supervised learning scheme is proposed for the classification of subjects into normotensive and hypertensive groups, using solely the 24-hour blood pressure data, relying on the concepts of Fréchet mean and Fréchet variance for appropriate deformable functional models for the blood pressure data. The schemes are trained on real clinical data, and their performance was assessed and found to be very satisfactory.

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Background: Left ventricular (LV) pacing is unsuccessful in a significant number of patients, mainly due to sub-optimal LV pacing location. Nevertheless, data about the impact of different pacing sites on LV function in ischaemic myocardium are scarce. The purpose of this study was to investigate the effect of combinations of alternative LV pacing sites on LV mechanics after experimental acute anterior myocardial infarction (AMI), in order to define the optimal configuration.

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Background: Community based registries are particularly valuable tools to Preventive Cardiology as they summarize epidemiological data of ischemic heart disease risk factors, medications and lifestyle characteristics.

Methods: We enrolled 1191 patients, from an outpatient community based cardiology network, dedicated to cover medically, office based professionals. We recorded demographic and lifestyle characteristics, risk factors for ischemic heart disease, all clinical entities diagnosed and therapies which were prescribed for hypertension and lipid disorders specifically.

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