Repositorio Universidad Católica del Maule: Envíos recientes
Mostrando publicaciones 2821-2840 de 5766
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Neuro-fuzzy system with particle swarm optimization for classification of physical fitness in school children
(2020)Physical fitness is widely known to be one of the critical elements of a healthy life. The sedentary attitude of school children is related to some health problems due to physical inactivity. The following article aims to ...
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Fuerza muscular y porcentaje de grasa corporal en niños y adolescentes de la región del Maule, Chile
(2020)Objetivo. Analizar la asociación entre la fuerza de prensión manual relativa (FPMR) y la masa grasa (MG), controlando el posible efecto del estado de madurez. Metodología. Se estudiaron niños y adolescentes de ambos sexos ...
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COVID-19: impacto psicosocial en la escuela en Chile. Desigualdades y desafíos para Latinoamérica
; ; Precht Gandarillas, Andrea
; ; ; (2020)
La pandemia de Coronavirus-19 (COVID-19) ha superado los cinco millones de casos en todo el mundo y sus consecuencias han sido devastadoras para la salud y la sociedad en general. Como parte de los protocolos sanitarios ...
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Birnbaum–Saunders regression models: a comparative evaluation of three approaches
(2020)This study investigates three regression models based on the Birnbaum–Saunders distribution. The first model is obtained directly through the Birnbaum–Saunders distribution; the second model is obtained via a logarithmic ...
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Phenology, pollen synchronization and fruit characteristics of european hazelnut (Corylus avellana L.) cv. tonda de Giffoni in three sites of central Chile
von Bennewitz, Eduardo; ; Muñoz, Diego ; ; ; ; (2019)
Se estudió la fenología, sincronización polínica y características frutales de avellano europeo (Corylus avellana L.) cv. "Tonda di Giffoni" y tres polinizantes ("Tonda Romana", "Tonda Gentile delle Langhe" y "Barcelona") ...
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Estimulación eléctrica en niños y adolescentes con parálisis cerebral: Una revisión sistemática
(2020)Objetivos: Analizar los rangos de edad más investigados en niños con parálisis cerebral (PC). Identificar las regiones anatómicas tratadas mediante electro-estimulación (EE). Determinar la frecuencia y duración de los ...
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Pruebas de aptitud física que realizan los escolares
(2020)El objetivo fue determinar los tipos de estudios que se han efectuado según año y región, y verificar las pruebas físicas utilizadas según dimensiones de la aptitud física durante 2010 a 2018. Se efectuó una revisión ...
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Formation of hollow gold nanocrystals by nanosecond laser irradiation
(2020)The irradiation of spherical gold nanoparticles (AuNPs) with nanosecond laser pulses induces shape transformations yielding nanocrystals with an inner cavity. The concentration of the stabilizing surfactant, the use of ...
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Effect of functionalized silica nanoparticles on the mass transfer process in active PLA nanocomposite films obtained by supercritical impregnation for sustainable food packaging
(2020)Nanocomposite films based on PLA with 1.0 % w/w silica nanoparticles (NP) and surface-functionalized silica nanoparticles with lactic acid (NP-LA), respectively, were obtained by extrusion process. Subsequently, cinnamaldehyde ...
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Proposal of competencies for engineering education to develop water infrastructure based on “nature-based solutions” in the urban context
(2020)The aim of this work was to determine the competencies that need to be included in engineering programs to develop water infrastructure based on Nature-Based Solutions (NBS) in the urban context, focused on its application ...
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Feasibility of using paper pulp residues into fired clay bricks
(2020)In accordance with global estimations, approx. 15 million tons of residues are yearly generated from paper and pulp industry, which are traditionally used as biofuels or just disposed in landfills. However, residues ...
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Association between walking pace and diabetes: findings from the Chilean national health survey 2016–2017
(2020)Background: Walking pace is a well-known indicator of physical capability, but it is also a strong predictor of type 2 diabetes (T2D). However, there is a lack of evidence on the association between walking pace and T2D, ...
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Cancer cases and deaths attributable to lifestyle risk factors in Chile
(2020)Background: To identify modifiable risk factors that contribute to cancer holds important public health relevance for setting up prevention strategies. Therefore, the aim of this study was to estimate the proportion of ...
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Hollow gold nanoparticles produced by femtosecond laser irradiation
(2020)Metallic hollow nanoparticles exhibit interesting optical properties that can be controlled by geometrical parameters. Irradiation with femtosecond laser pulses has emerged recently as a valuable tool for reshaping and ...
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Asociación entre el polimorfismo rs9939609 del gen FTO y marcadores de adiposidad en población infantil chilena
(2020)La obesidad es una enfermedad inflamatoria donde la genética determina cierto nivel de riesgo. Aun cuando existen estudios que reportan asociación entre polimorfismos de FTO (fat-mass associated gene) y adiposidad, existe ...
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Physical capability markers used to define sarcopenia and their association with cardiovascular and respiratory outcomes and all-cause mortality: a prospective study from UK biobank
(2020)Introduction: It is unclear what combinations of physical capability markers used to define sarcopenia have the strongest associations with health outcomes. Aim: To compare the associations between different combinations ...
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Immersive and participatory serious games for heritage education, applied to the cultural heritage of South Tyrol
(2019)Heritage education is an activity that is increasingly present in the educational curricula of schools and museums. Cognitive mechanisms and Representation devices must be thoroughly analysed and designed in order to promote ...
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Relevance of the socio-cultural perspective in the discussion about critical thinking
(2020)Critical thinking (CT) is considered a key skill for success in the 21st century. Worldwide educational policies advocate the promotion of CT, and researchers across different fields have been involved in a wide debate on ...
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A new method for evaluating knowledge, beliefs, and neuromyths about the mind and brain among italian teachers
(2020)Teachers often face situations that require them to apply knowledge about the mind and brain to education. Past studies have indicated that even if teachers show interest in cognitive neuroscience, they show high rates of ...
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Evaluación en contexto MAPUCE BAFKEHCE: las voces del profesorado en la Araucanía
(2019)Esta investigación se realizó en contexto indígena MAPUCE BAFKEHCE, en la Región de la Araucanía, Chile. Con el fin de generar una evaluación de aprendizajes que sea pertinente a su cultura y lengua, se propuso como ...