Complications of applying approximate entropy to heart rate variability to locate optimal complexity in children with attention deficit hyperactivity disorder

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Autor(es): dc.contributorOxford Brookes University-
Autor(es): dc.contributorUniversidad Nacional de La Matanza (UNLaM)-
Autor(es): dc.contributorCentro Universitário FMABC–Medical School-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorUniversidade Federal do Espírito Santo (UFES)-
Autor(es): dc.creatorGarner, David M.-
Autor(es): dc.creatorde Carvalho, Tatiana Dias-
Autor(es): dc.creatorWajnsztejn, Rubens-
Autor(es): dc.creatorVanderlei, Luiz Carlos Marques-
Autor(es): dc.creatorValenti, Vitor Engracia-
Autor(es): dc.creatorde Abreu, Luiz Carlos-
Autor(es): dc.creatorRaimundo, Rodrigo Daminello-
Data de aceite: dc.date.accessioned2025-08-21T21:41:20Z-
Data de disponibilização: dc.date.available2025-08-21T21:41:20Z-
Data de envio: dc.date.issued2025-04-29-
Data de envio: dc.date.issued2024-12-31-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1007/s00421-025-05774-6-
Fonte completa do material: dc.identifierhttps://hdl.handle.net/11449/303916-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/303916-
Descrição: dc.descriptionIntroduction: The aim is to scrutinize approximate entropy (ApEn) to distinguish optimal complexity of heart rate variability (HRV) in children diagnosed with attention deficit hyperactivity disorder (ADHD). This was accomplished by varying their embedding dimension m and tolerance r. Determination of optimal m and r is heuristic. ApEn was enforced in ADHD to assess its effects on the HRV chaotic response. Methods: We studied 56 children divided equally into two groups: ADHD and control. Autonomic modulation of the heart rate was monitored for 20 min in the supine position without any physical, sensory or pharmacological stimuli. ApEn initially had r: 0.1 → 1.0 in 0.1 intervals and m: 1 → 10 in intervals of 1. The statistical significances were measured by three effect sizes: Cohen’s d, Hedges’ g and Glass’s Δ. Results: Those most statistically important were for r = 0.9334, and m = 1, 2 and 3. Cohen’s d (1.1277; m = 2) and Hedges’ g (1.1119; m = 2) are the most reliable effect sizes. Glass’s Δ (1.3724; m = 1) is unfortunately less reliable. ROC curve analysis shows AUC > 0.77 for r = 0.9334 and m = 1, 2, and 3. Conclusion: ApEn recognized the increased chaotic response in ADHD. This was confirmed by three effect sizes, AUC and p value during ROC analysis. Still, ApEn is an unreliable mathematical marker. ADHD discrimination was only achieved by extending the surveillance ranges for r; 0.8 → 1.0 and m; 1 → 3 at intervals of 0.0167. This necessitates an ‘a priori’ study making it inapt for online analysis. Even so, it could be useful in ‘post hoc’ analysis.-
Descrição: dc.descriptionCardiorespiratory Research Group School of Biological and Medical Sciences Faculty of Health and Life Sciences Oxford Brookes University, Headington Campus, Gipsy Lane-
Descrição: dc.descriptionDepartamento de Ciencias de la Salud Universidad Nacional de La Matanza (UNLaM), Licenciatura en Kinesiología y Fisiatría, Florencia Varela 1903, San Justo-
Descrição: dc.descriptionLaboratory of Study Design and Scientific Writing Centro Universitário FMABC–Medical School, São Paulo-
Descrição: dc.descriptionDepartment of Physiotherapy Sao Paulo State University UNESP, SP-
Descrição: dc.descriptionAutonomic Nervous System Center Sao Paulo State University UNESP, SP-
Descrição: dc.descriptionDepartment of Integrated Health Education Universidade Federal do Espírito Santo UFES, ES-
Descrição: dc.descriptionDepartment of Physiotherapy Sao Paulo State University UNESP, SP-
Descrição: dc.descriptionAutonomic Nervous System Center Sao Paulo State University UNESP, SP-
Idioma: dc.languageen-
Relação: dc.relationEuropean Journal of Applied Physiology-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectApproximate entropy-
Palavras-chave: dc.subjectAttention deficit hyperactivity disorder-
Palavras-chave: dc.subjectEffect sizes-
Palavras-chave: dc.subjectEmbedding dimensions-
Palavras-chave: dc.subjectHeart rate variability-
Palavras-chave: dc.subjectTolerances-
Título: dc.titleComplications of applying approximate entropy to heart rate variability to locate optimal complexity in children with attention deficit hyperactivity disorder-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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