Ancona et al.66 Ancona MC, Scodeler NF, Guidi RB, Paschoal MA. Variabilidade de frequência cardíaca em crianças eutróficas e obesas nas posições supina e bípede. Rev Ciênc Méd 2009; 18(2): 69-79.
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Heart rate variability in eutrophic and obese children in the supine and bipedal positions |
15 obese 15 eutrophic |
Anthropometric charac-teristics, mean iRR (ms), RMSSD (ms), pNN50, BF, AF, mean HR |
The cardiac autonomic modulation in situations of controlled rest and in biped position is not influenced by this degree of childhood obesity. |
Cozzolino et al. 2222 Cozzolino D, Esposito K, Palmiero G, De Bellis A, Furlan R, Perrotta S et al. Cardiac autonomic regulation in response to a mixed meal is impaired in obese children and adolescents: The role played by insulin resistance. J Clin Endocrinol Metab 2014; 99(9):3199–207.
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Cardiac Autonomic Regulation in Response to a Mixed Meal Is Im-paired in Obese Children and Adolescents: The Role Played by Insulin Resistance. |
33 obese 30 eutrophic (35 obese insulin-resistant patients excluded from the study)
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Anthropometric measure-ments, BF, AF, mean iRR (ms), RMSSD (ms), pNN50, BF, Af, mean HR |
The findings of the present study demonstrate that cardiac autonomic regulation both at rest and in response to mixed meal intake is abnormal in obese children and adolescents, despite the normality of conventional cardiac reflex tests. |
Freitas et al. 2020 Freitas IMG, Miranda JA, Mira PAC, Lanna CMM, Lima JRP, Laterza MC. Cardiac autonomic dysfunction in obese normotensive children and adolescents. Rev Paul Pediatr 2014; 32(2):244-9.
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Cardiac autonomic dysfunction in obese normotensive children and adolescents. |
31 obese 35 eutrophic |
Anthropometric measures, BF, AF, mean iRR (ms), RMSSD (ms), pNN50, mean HR, SDNN |
Obese normotensive children and adolescents present compromised cardiac autonomic control |
Kaufmanet al. 2121 Kaufman CL, Kaiser DR, Steinberger J, Kelly AS, Dengel DR. Relationships of cardiac autonomic function with metabolic abnormalities in childhood obesity. Obesity 2007;15(5):1164 –71.
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Relationships of Cardiac Autonomic Function With Metabolic Abnor-malities in Childhood Obesity. |
16 obese 10 eutrophic (10 overweight excluded from the study)
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Anthropometric measures, BF, AF, mean HR |
The present study presents new data indicating that obese children, but not overweight children, are characterized by dysfunction of the cardiac autonomic system compared to normal weight children and that the relationship between the cardiac autonomic system function and leptin, insulin resistance, oxidative stress and inflammation, are mainly mediated by fat mass. |
Lira et al. 1717 Lira FAS, Brasileiro-Santos MS, Borba VVL, Costa MJC, Dantas PROF, Santos AC. Influência da vitamina C na modulação autonômica cardíaca no repouso e durante o exercício isométrico em crianças obesas. Rev Bras Saúde Matern Infant 2012;12(3):259-67.
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Influence of vitamin C on cardiac modulation autonomy at rest and during isometric exercise in obese children |
21 obese 8 eutrophic |
Anthropometric measures, BF, AF, mean HR |
Obese children have greater sympathetic activity and lower vagal activity at rest and during isometric exercise when compared to eutrophic children. |
Latchman et al. 1919 Latchman PL, Mathur M, Bartels MN, Axtell RS, Meersman RE. Impaired autonomic function in normotensive obese children. Clin Auton Res 2011; 21(5):319–23.
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Impaired autonomic function in normotensive obese children. |
18 obese19 eutrophic |
Anthropometric measures, BF, AF, mean HR |
It presents direct clinical implications of the apparent baroreflex sensitivity reg-ulated in obese children, independently of the fact that they are normotensive, in addition to an unfavorable change in the autonomic modulation. |
Lazarova et al. 2323 Lazarova Z, Tonhajzerova I, Trunkvalterova Z, Brozmanova A, Honzíková N, Javorka K, et al. Baroreflex sensitivity is reduced in obese normotensive children and adolescents. Can J Physiol Pharmacol 2009; 87(7):565–71.
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Baroreflex sensitivity is reduced in obese normotensive children and adolescents. |
20 obese 20 eutrophic |
Anthropometric measure-ments, mean iRR (ms) |
Baroreflex sensitivity is significantly reduced in obese children and adolescents compared to non-obese controls. |
Martini etal. 1616 Martini G, Riva P, Rabbia F, Molini V, Ferrero GB, Cerutti F. Heart rate variability in childhood obesity. Clin Auton Res 2001;11(2):87-91.
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Heart rate variability in childhood obesity. |
32 obese 13 eutrophic |
Anthropometric measures, mean iRR (ms), RMSSD (ms), pNN50, mean HR |
They suggest that a sympathetic-vagal imbalance, characterized by a primary decrease in parasympathetic activity with relative prevalence of sympathetic activity, is present in pediatric obesity. |
Nagai etal. 1515 Nagai N, Matsumoto T, Kita H, Moritani T. Autonomic nervous system activity and the state and development of obesity in japanese school children. Obes Res 2003; 11(1): 25-32.
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Autonomic Nervous System Activity and the State and Development of Obesity in Japanese School Children. |
42 obese 42 eutrophic |
Anthropometric measure-ments, mean HR |
They indicate that childhood obesity is closely related to the reduction of activi-ties of the Sympathetic Nervous System and Parasympathetic Nervous System. |
Paschoal et al. 1818 Paschoal MA, Trevizan PF, Scodeler NF. Variabilidade da frequência cardíaca, lípides e capacidade física de crianças obesas e não-obesas. Arq Bras Cardiol 2009; 93(3):239-46.
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Variability of Heart Rate, Lipids and Physical Ability of Obese and Non-Obese Children |
15 obese 15 eutrophic |
Anthropometric measures, mean iRR (ms), RMSSD (ms), pNN50, BF, AF, mean FC, SDNN. |
Presence of greater cardiac sympathetic activity when in biped position and great reduction of physical capacity docu-mented in incremental effort protocol. |
PaschoalandPereira 1111 Paschoal MA, Pereira MC. Modulação autonômica cardíaca nas posições supina e bípede em crianças não obesas, obesas e obesas mórbidas. Rev Ciênc Méd 2010; 19(1-6):33-41.
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Cardiac autonomic modulation in the supine and biped positions in non-obese, obese and morbidly obese children |
10 obese 10 eutrophic (10 morbidly obese excluded from the study)
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Anthropometric measures, mean iRR (ms), RMSSD (ms), pNN50, BF, AF, mean HR |
There was no significant result that could confirm the interference of childhood obesity on HRV during MPA or during the permanence in the bipedal position. |
Rodri-guez-Colon et al. 77 Rodríguez-Colón SM, Bixler EO, Li X, Vgontzas AN, Liao D. Obesity is associated with impaired cardiac autonomic modulation in children. Int J Pediatr Obes 2011;6(2):128–34.
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Obesity is associated with impaired cardiac autonomic modulation in children. |
91 obese 420 eutrophic |
Anthropometric measures, mean HR, RMSSD, SDNN. |
Childhood obesity is significantly associated with lower HRV, indicative of sympathetic overflow without opposition to parasympathetic modulation. |
Tasçilar et al. 88 Tasçilar ME, Yokusoglu M, Boyraz M, Baysan O, Köz C, Dündaröz R. Cardiac autonomic functions in obese children. J Clin Res Ped Endo 2011;3(2):60-4.
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Cardiac Autonomic Func-tions in Obese Children. |
32 obese 30 eutrophic |
RMSSD (ms), pNN50, BF, AF, SDNN. |
Sympathetic dominance in obese children, which was more significant in the insulin resistant subgroup. |
Vanderleiet al. 1414 Vanderlei LCM, Pastre CM, Júnior IFF, Godoy M. F. Índices Geométricos de Variabilidad de la Frecuencia Cardíaca em Niños Obesos y Eutróficos. Arq Bras Cardiol 2010; 95(1): 35-40.
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Geometric Indexes of Heart Rate Variability in Obese and Eutrophic Children |
61 obese 72 eutrophic |
Anthropometric measure-ments |
They suggest that obese children have autonomic nervous system modifica-tions, characterized by reduction in parasympathetic activity and general variability. |
Vanderlei et al.1313 Vanderlei LCM, Pastre CM, Júnior IFF, Godoy MF. Analysis of cardiac autonomicmodulation in obese and eutrophic children. Clinics 2010; 65(8):789-92.
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Analysis of cardiac autonomic modulation in obese and eutrophic children. |
56 obese 65 eutrophic |
Anthropometric measures, mean iRR (ms), RMSSD (ms), pNN50, BF, AF, SDNN |
Obese children presented changes in heart rate variability, characterized by a reduction in sympathetic and parasympathetic activity. |