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Showing 1-20 of 1,115 results
  1. Photoplethysmography-derived approximate entropy and sample entropy as measures of analgesia depth during propofol–remifentanil anesthesia

    The ability to monitor the physiological effect of the analgesic agent is of interest in clinical practice. Nonstationary changes would appear in...

    Wanlin Chen, Feng Jiang, ... Hang Chen in Journal of Clinical Monitoring and Computing
    Article 05 February 2020
  2. A Bayesian maximum entropy model for predicting tsetse ecological distributions

    Background

    African trypanosomiasis is a tsetse-borne parasitic infection that affects humans, wildlife, and domesticated animals. Tsetse flies are...

    Lani Fox, Brad G. Peter, ... Joseph P. Messina in International Journal of Health Geographics
    Article Open access 16 November 2023
  3. Nonparametric estimation of population average dose-response curves using entropy balancing weights for continuous exposures

    Weighted estimators are commonly used for estimating exposure effects in observational settings to establish causal relations. These estimators have...

    Brian G. Vegetabile, Beth Ann Griffin, ... Daniel F. McCaffrey in Health Services and Outcomes Research Methodology
    Article 13 February 2021
  4. Nonlinear analysis of beat-to-beat variability of action potential time series data identifies dynamic re-entrant substrates in a hypokalaemic mouse model of acquired long QT syndrome

    Background

    Previous studies have quantified repolarization variability using time-domain, frequency-domain and nonlinear analysis in mouse hearts....

    Gary Tse, Jiandong Zhou, ... Wing Tak Wong in International Journal of Arrhythmia
    Article Open access 19 January 2023
  5. Beta-blockers and mechanical dyssynchrony in heart failure assessed by radionuclide ventriculography

    Background

    Radionuclide ventriculography (RNVG) can be used to quantify mechanical dyssynchrony and may be a valuable adjunct in the assessment of...

    K. A. Jones, C. A. Paterson, ... N. E. R. Goodfield in Journal of Nuclear Cardiology
    Article Open access 23 November 2022
  6. The complexity analysis of cerebral oxygen saturation during pneumoperitoneum and Trendelenburg position: a retrospective cohort study

    Background

    The human brain is a highly complex and nonlinear system, nonlinear complexity measures such as approximate entropy (ApEn) and sample...

    **aoxiao Wang, Chang Liu, ... Hao Li in Aging Clinical and Experimental Research
    Article Open access 02 November 2022
  7. An automated detection of epileptic seizures EEG using CNN classifier based on feature fusion with high accuracy

    Background

    Epilepsy is a neurological disorder that is usually detected by electroencephalogram (EEG) signals. Since manual examination of epilepsy...

    Wenna Chen, Yixing Wang, ... **ghua Li in BMC Medical Informatics and Decision Making
    Article Open access 22 May 2023
  8. Early detection of cancer therapy cardiotoxicity by radionuclide angiography: An update

    Cancer therapy-induced cardiotoxicity is an emerging clinical and healthcare issue. Myocardial dysfunction and heart failure are mostly responsible...

    Cinzia Valzania, Andrea Paccagnella, ... Nazzareno Galié in Journal of Nuclear Cardiology
    Article 28 February 2023
  9. Early and Accurate Detection of Radiation-induced Heart Damage by Cardiodynamicsgram

    Cardiodynamicsgram (CDG) has emerged recently as a noninvasive spatiotemporal electrocardiographic method for subtle cardiac dynamics information...

    Yuanyuan Tao, Qinghua Sun, ... Shuanghu Yuan in Journal of Cardiovascular Translational Research
    Article 07 August 2023
  10. Demographic Indicators of Probability Models

    Abstract —

    Describing mortality dynamics using average indicators without considering variability can yield average results, impeding the analysis of...

    G. A. Shilovsky, A. V. Seliverstov in Advances in Gerontology
    Article 01 September 2023
  11. Monitoring of anesthetic depth and EEG band power using phase lag entropy during propofol anesthesia

    Background

    Phase lag entropy (PLE) is a novel anesthetic depth indicator that uses four-channel electroencephalography (EEG) to measure the temporal...

    Hye Won Shin, Hyun Jung Kim, ... Ji Su Hong in BMC Anesthesiology
    Article Open access 26 February 2020
  12. Quasi-rerandomization for observational studies

    Background

    In the causal analysis of observational studies, covariates should be carefully balanced to approximate a randomized experiment. Numerous...

    Hengtao Zhang, Wen Su, Guosheng Yin in BMC Medical Research Methodology
    Article Open access 30 June 2023
  13. A study on different types of moral courage and co** styles of clinical nurses: based on potential profile analysis

    Background

    In professional ethics-related events, there are various unpleasant and complex ethical issues that require strong moral courage. Our aim...

    Nian Hong, Niu Qichao, ... Zhang Yuhuan in BMC Nursing
    Article Open access 08 November 2023
  14. Segmentation-Based Fusion of CT and MR Images

    In this paper, a segmentation-based image fusion method is proposed for the fusion of MR and CT images to obtain a high contrast fused image that...

    Pragya Gupta, Nishant Jain in Journal of Imaging Informatics in Medicine
    Article 25 March 2024
  15. Detection and segmentation of lymphomas in 3D PET images via clustering with entropy-based optimization strategy

    Purpose

    Lymphoma detection and segmentation from PET images are critical tasks for cancer staging and treatment monitoring. However, it is still a...

    Haigen Hu, Pierre Decazes, ... Su Ruan in International Journal of Computer Assisted Radiology and Surgery
    Article 10 August 2019
  16. How Closely do Machine Ratings of Duration of UES Opening During Videofluoroscopy Approximate Clinician Ratings Using Temporal Kinematic Analyses and the MBSImP?

    Clinicians evaluate swallow kinematic events by analyzing videofluoroscopy (VF) images for dysphagia management. The duration of upper esophageal...

    Cara Donohue, Yassin Khalifa, ... James L. Coyle in Dysphagia
    Article 21 September 2020
  17. Radionuclide ventriculography phase analysis for risk stratification of patients undergoing cardiotoxic cancer therapy

    Background

    Accurate diagnostic tools to identify patients at risk of cancer therapy-related cardiac dysfunction (CTRCD) are critical. For patients...

    K. A. Jones, A. D. Small, ... C. A. Paterson in Journal of Nuclear Cardiology
    Article Open access 03 August 2020
  18. Machine learning-empowered sleep staging classification using multi-modality signals

    The goal is to enhance an automated sleep staging system's performance by leveraging the diverse signals captured through multi-modal polysomnography...

    Santosh Kumar Satapathy, Biswajit Brahma, ... Akash Kumar Bhoi in BMC Medical Informatics and Decision Making
    Article Open access 06 May 2024
  19. Effects of marathon training on heart rate variability during submaximal running: a comparison of analysis techniques

    Purpose

    Assessment of heart rate variability (HRV) during exercise is an emerging area of study. Measurements of HRV are characterized by domain...

    Christopher J. Lundstrom, George R. Biltz, ... Eric M. Snyder in Sport Sciences for Health
    Article 01 April 2023
  20. Initial action output and feedback-guided motor behaviors in autism spectrum disorder

    Background

    Sensorimotor issues are common in autism spectrum disorder (ASD), related to core symptoms, and predictive of worse functional outcomes....

    Kathryn E. Unruh, Walker S. McKinney, ... Matthew W. Mosconi in Molecular Autism
    Article Open access 10 July 2021
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