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Children with obesity have poorer circadian health as assessed by a global circadian health score

World Journal of Pediatrics 2024年第8期20卷 787-800页

作者： María rodríguez-Martín Nuria Martínez-Lozano vicente santaclara-mane.ro Antonio Gris-Peñas Diego Salmerón Rafael Ríos Asta Tvarijonaviciute Marta Garaulet Department of Physiology Regional Campus of International Excellence University of Murcia Murcia Spain Biomedical Research Institute of Murcia IMIB-Arrixaca-UMU University Clinical Hospital Murcia Spain Health Area of Lorca Lorca Spain Health and Social Sciences Department University of Murcia Murcia Spain Consortium for Biomedical Research in Epidemiology and Public Health Madrid Spain Interdisciplinary Laboratory of Clinical Analysis (Interlab-UMU) University of Murcia Murcia Spain Division of Sleep and Circadian Disorders Brigham and Women’s Hospital (BWH) and Division of Sleep Medicine Harvard Medical School Boston USA

Background Circadian health refers to individuals’well-being and balance in terms of their circadian *** is influenced by external *** adults,a close relationship between circadian-related alterations and obesity has been ***,studies in children are scarce,and circadian health and its association with obesity have not been evaluated *** aimed to assess whether circadian health differed between children with and without obesity as determined by a global circadian score(GCS)in a school-age *** Four hundred and thirty-two children(7–12 years)were recruited in ***-invasive tools were used to calculate the GCS:(1)7-day rhythm of wrist temperature(T),activity(A),position(P),an integrative variable that combines T,A,and P(TAP);(2)cortisol;and(3)7-day food and sleep *** mass index,body fat percentage,waist circumference(WC),melatonin concentration,and cardiometabolic marker levels were *** Circadian health,as assessed by the GCS,differed among children with obesity,overweight,and normal weight,with poorer circadian health among children with *** with obesity and abdominal obesity had 3.54 and 2.39 greater odds of having poor circadian health,respectively,than did those with normal weight or low *** percentage of rhythmicity,a marker of the robustness of the TAP rhythm,and the amplitude,both components of the GCS,decreased with increasing *** lifestyle behaviors were involved in the association between circadian health and obesity,particularly protein intake(P=0.024),physical activity level(P=0.076)and chronotype(P=0.029).Conclusions The GCS can capture the relationship between circadian health and obesity in school-age *** intake,physical activity level,and chronotype were involved in this *** intervention based on improving circadian health may help to prevent childhood obesity.

关键词： Children Chronodisruption Circadian Lifestyle Obesity

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A rapid-assessment model on the potential of district energy:The case of Temuco in Chile

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Energy and Built Environment 2023年第3期4卷 328-340页

作者： Clara Camarasa Santiago Martinez santaclara Trupti Yargattimath Pilar Lapuente Fuentes Carolina RiobóPezoa Juan Pablo Berríos Celia Martinez Juez Zhuolun Chen UNEP-DTU Partnership CopenhagenDenmark United Nations Environment Program France Ministerio de Energía SantiagoChile Agencia de Sostenibilidad Energética SantiagoChile

District energy systems(DES)offer an optimal solution for decarbonising the heating and cooling sector while attaining multiple additional *** first step to analyse the potential of DES in both new and existing markets is through rapid assessments(RA).Currently,publicly available models lack rapid assessments of the technical-economic and environmental potential of *** RA model was developed within the framework of UNEP’s District Energy in Cities Initiative to identify DES’s potential spending low time and monetary *** this light,the study presents a model for conducting a rapid assessment applied to the case of Temuco,*** show that a total of 55 MW DH(district heating)capacity is required to cover the heating demand.A wood-chip boiler of 25 MW capacity and a gas boiler of 30 MW capacity are considered in the *** total CAPEX of the project is around 25 billion CLP,with a NPV of 10.5 billion CLP and an IRR of 14%.The project is also estimated to achieve an annual reduction of 24,382 tons of PM10 and 23,692 tons of *** model was validated against an independent study conducted by an international consulting company,and the results were found to be in close proximity with the ***,the model can be an effective tool for performing rapid assessments of DES projects in the region and subjecting attractive projects to more detailed pre-feasibility analysis.

关键词： District heating District energy system Rapid assessment Sustainable energy Chile

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在各种情况下均能箝位的视频电路

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电子设计技术 1998年第12期 39-40页

作者： NicholasGray TerranceSmith NationalSemiconductor santaclara

许多视频电路的箝位操作都能在有复合视频信号存在的情况下正常进行,但在非复合视频信号中,或在没有输入信号的情况下,却不能保持箝位电平。图l所示电路原本是为ADC1175(一种常用的、廉价、高性能的8位20M采样/秒的模数转换器)而开发的... 详细信息

许多视频电路的箝位操作都能在有复合视频信号存在的情况下正常进行,但在非复合视频信号中,或在没有输入信号的情况下,却不能保持箝位电平。图l所示电路原本是为ADC1175(一种常用的、廉价、高性能的8位20M采样/秒的模数转换器)而开发的,它却能在有复合视频信

关键词：箝位复合视频信号消隐电平

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