1. Sex Differences in Repolarization Markers: Telemonitoring for Chronic Heart Failure Patients
- Author
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Federica Moscucci, Susanna Sciomer, Silvia Maffei, Antonella Meloni, Ilaria Lospinuso, Myriam Carnovale, Andrea Corrao, Ilaria Di Diego, Cristina Caltabiano, Martina Mezzadri, Anna Vittoria Mattioli, Sabina Gallina, Pietro Rossi, Damiano Magrì, and Gianfranco Piccirillo
- Subjects
myocardial repolarization ,Tend ,sex differences ,chronic heart failure telemonitoring ,Medicine - Abstract
Aging and chronic heart failure (CHF) are responsible for the temporal inhomogeneity of the electrocardiogram (ECG) repolarization phase. Recently, some short period repolarization–dispersion parameters have been proposed as markers of acute decompensation and of mortality risk in CHF patients. Some important differences in repolarization between sexes are known, but their impact on ECG markers remains unstudied. The aim of this study was to evaluate possible differences between men and women in ECG repolarization markers for the telemonitoring of CHF patients. Method: 5 min ECG recordings were collected to assess the mean and standard deviation (SD) of the following variables: QT end (QTe), QT peak (QTp), and T peak to T end (Te) in 215 decompensated CHF (age range: from 49 to 103 years). Thirty-day mortality and high levels of NT-pro BNP (SD was shown to be the most reliable marker for CHF reacutization in both sexes. Conclusion: TeSD could be considered a risk factor for CHF worsening and complications for female and male patients, but different cut offs should be taken into account. (ClinicalTrials.gov number, NCT04127162.)
- Published
- 2023
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