Pedro Delgado Floody

Pedro Delgado Floody
Universidad de La Frontera · Department of Physical Education, Sports and Recreation

PhD
Postdoctoral Researcher, Universidad de Granada, Ministerio de Universidades y Fondos Next Generation Unión Europea

About

137
Publications
30,823
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Introduction
My main research focus consist to evaluate different lifestyle interventions, analyzing physical, psychosocial, cognitive and academic aspects (association and response to PA), and to analyze the interindividual variability to different interventions of PA, nutritional education and psychological support, determining the influence of sociodemographic aspects.
Additional affiliations
January 2014 - December 2015
University Santo Tomás (Chile)
Position
  • Researcher

Publications

Publications (137)
Article
Full-text available
Objective: The aim of this study was to compare academic achievement, cognitive performance, playtime, bullying, and discrimination in adolescents according to traditional uniforms (TUs) and sports uniforms (SUs) worn at school, while simultaneously exploring the influence of the school vulnerability index. Methods: A total of 988 Chilean adolescen...
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Background: Suicidality in adolescents is a growing concern and is currently a public health issue in Chile and the world. Objective: To determine the association between the risk of suicidality with self-harm, sociodemographic parameters (that is, gender and type of school), psychosocial variables, and social and family support in Chilean adolesce...
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Background: Hypertension (HTN) is recognized as a significant public health problem in the world. The objective of this study is to evaluate emergent anthropometric indices as predictors of preHTN and HTN according to age and sex in a sample of Mexican adults. Methods: A cross-sectional study was conducted in 1,150 participants aged 18-80 years...
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Background: Evidence suggests that physical self-concept (PSC) is linked to well-being in children and adolescents. Objective: The objective was to investigate the association of PSC with mental health (i.e., depression and body image), physical status (i.e., fitness and weight status) and lifestyle (physical activity (PA) patterns and nutrition...
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This research aims at studying the effect of comparative feedback on psychological variables (competence valuation, perceived competence, autonomous motivation, amotivation, subjective wellbeing) and performance (throwing speed and accuracy). A total of 73 handball players from the highest Spanish handball (Iberdrola League) category participated i...
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Background: Identifying environmental factors that influence health in children are necessary to develop preventive strategies. Objective: To determine the association between the lifestyles of children (i.e., Mediterranean diet (MD), physical activity (PA), fitness and screen time (ST) with abdominal obesity (AO) of preschoolers from three Span...
Code
This is an R package that contains the data used for the young swimmers study, which aims to be a complementary tool for research reproducibility and exploratory data analysis.
Article
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Objective: To compare the blood pressure levels between Chilean schoolchildren ascendants from Mapuches and European at different blood pressure classifications. A second aim was to compare other cardiometabolic (anthropometric/body composition, cardiovascular, and muscle strength) risk factors for hypertensive blood pressure (HTN) between groups....
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Olympic combat sports are unconventional physical activity strategies to train middle-aged and older people with and without health problems. This systematic review aimed to assess the available body of published peer-reviewed articles related to the effects of Olympic combat sports interventions (boxing, fencing, judo, karate, taekwondo, wrestling...
Article
Objective The purpose was to determine the association of lifestyle (i.e., Mediterranean diet [MD] adherence, physical activity [PA], screen time [ST]) and fitness with abdominal obesity (AO) and excess weight in the Chilean and Colombian schoolchildren. Research methods & procedures This cross-sectional study included 969 schoolchildren, girls (n...
Article
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It has been proposed that the combination of high-intensity aerobic exercises and resistance training (RT) known as concurrent training (CT) could improve metabolic syndrome (MetS) markers, and that the exercise mixture in CT could dampen muscle anaerobic pathways, a result known as the interference effect. However, there is scarce evidence on its...
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Background: handgrip strength (HGS) is a health-status parameter associated with multicomorbidity in the adult population. Objective: the aim of the present study was to determine the association between HGS (i.e., absolute and relative) and abdominal obesity (AO), type-2 diabetes (T2D), and hypertension (HT), as well as to determine the associa...
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Objective: To study the differences in cardiac autonomic modulation in response to muscle fatigue caused by high-intensity exercise during two consecutive competition periods in young swimmers. Methods: Twenty-six competitive swimmers, selected by their training volume, were separated in two groups, females ( n = 12 [46%], age: 13.5 ± 1.4 years) an...
Article
Background There is a general lack of information about how insufficient physical activity impacts blood pressure and physical fitness in Latin-American ethnic minorities. Aims To describe the interactions between insufficient physical activity, blood pressure, and physical fitness outcomes in Latin-American schoolchildren of different ethnicity....
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We sought to assess the residual effects (post 72-h training cessation) on fasting plasma glucose (FPG) and fasting insulin (FI) after 12-weeks of high-intensity interval training (HIIT), resistance training (RT), or concurrent training (CT) in women with insulin resistance (IR). We also aimed to determine the training-induced, post-training residu...
Preprint
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Abstract Background: There is a general lack of information about how insufficient physical activity impacts blood pressure and physical fitness in Latin-American ethnic minorities. Aims: To describe the interactions between insufficient physical activity, blood pressure, and physical fitness outcomes in Latin-American schoolchildren of different...
Article
Heart rate (HR) is a biomarker used to measure physiological function, health status and cardiovascular autonomic function. The purpose of this study was to determine sex- and age-specific reference values for cardiac autonomic function at rest, during maximal exercise and the recovery phase in prepubertal children. Five hundred and twelve healthy...
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The objective of this investigation was to determine the association between selective attention and concentration with physical fitness (i.e., cardiorespiratory fitness (CRF), V˙O2max, the standing long jump test (SLJ) and handgrip muscle strength (HGS)), lifestyle parameters (i.e., physical activity (PA) level, screen time (ST), sleep duration an...
Article
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Concurrent training (CT), characterised by combining both aerobic and resistance training modalities within the same session, is recognised to improve metabolic syndrome (MetS) markers, but little is known about the effects of different configurations (i.e., order) of these exercise modalities on MetS markers and the interindividual responses. The...
Article
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Background: Sleep is an important modulator of neuroendocrine function and glucose metabolism. Poor sleep quality is related to metabolic and endocrine alterations, including decreased glucose tolerance, decreased insulin sensitivity, and increased hunger and appetite. Objective: The aim of the present study was to determine the association betw...
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The purpose of this cross-cultural study was to determine the association between the sociodemographic background of a child’s parents (i.e., their socioeconomic level, marital status, and educational level) with the child’s lifestyle (i.e., Mediterranean diet (MD), physical activity (PA) and screen time (ST)), and health markers. Material: This cr...
Article
Background: Mediterranean diet (MD) adherence, physical activity (PA) patterns, and physical fitness are associated with physical, social, and psychological health in children. Objective: the purpose of this study was to determine the association of items of MD adherence, fitness components, and lifestyle with psychological and social health in...
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Background: The purpose of this study was to determine the reliability for the strength and movement velocity of the concentric phase from the five Sit-to-Stand (5STS), using three incre-mental loads measured by a functional electromechanical dynamometer (FEMD) in healthy young adults. Methods: The average and peak strength and velocity values of s...
Article
The main purpose of the present study was to determine the association of physical activity (PA) patterns prior to COVID-19 confinement with severe respiratory distress consistent with COVID-19 symptoms. Participants were recruited by sending a survey through various social network channels via the snowball method. A voluntary sample of 420 individ...
Article
A healthy lifestyle, including food habits, physical activity (PA) and screen time (ST), is an important factor for well-being. The main purpose of this study was to analyze the association between lifestyle (i.e., PA, ST and food habits), self-esteem and health-related quality of life (HRQoL). A second objective was to determine the association be...
Article
Background: Speed and throw ball in basketball players are determinant skills for basketball performance. The purpose of this study was to determinate the relationship between speed and throw the ball with jump capacity and body composition in university basketball players. Methods: A comparative descriptive study with transversal design and a q...
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The objective was to investigate the association between creativity and memory with car-diorespiratory fitness (CRF; i.e., CFR classification and O2max); lifestyle parameters (i.e., physical activity (PA), sleep duration, screen time (ST), and food habits); and anthropometric measures (i.e., body mass index (BMI), waist circumference (WC)) among Ch...
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Background: The main purpose of the present study was to determine the socio demographic parameters associated to physical activity (PA) patterns changes during the COVID-19 lockdown in the Spanish population. Methods: Participants were recruited by sending a survey through various social network channels via the snowball method. A voluntary sam...
Article
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Background: The aim of the present study was to determine the association between the health-related quality of life (HRQoL) with sociodemographic parameters and lifestyle during COVID-19 confinement in Mexico, Chile, and Spain. Methods: A cross-sectional pilot study, with 742 observations of online surveys in 422, 190, and 130 individuals from...
Article
Objective The purpose was to determine the association of lifestyle (i.e., Mediterranean diet [MD] adherence, physical activity [PA], screen time [ST]) and fitness with abdominal obesity (AO) and excess weight in the Chilean and Colombian schoolchildren. Research methods & procedures This cross-sectional study included 969 schoolchildren, girls (n...
Article
Full-text available
Background: This study aimed to report, through a systematic review of the literature, the baseline and final reference values obtained by near-infrared spectroscopy (NIRS) of muscle oxygen saturation (SmO2) during resistance training in healthy adults. Methods: Original research studies were searched from four databases (Scopus, PubMed, WOS, and S...
Article
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The Sustainable Development Goals (SDGs) is a global strategy that aims to obtain a more equitable and just world. These objectives are organized into 17 SDGs, detailing 169 targets. Different international institutions have emphasized the relevance of education to developing citizens who contribute to achieving the SDGs for 2030. However, a review...
Preprint
Full-text available
The Sustainable Development Goals (SDGs) is a global strategy that aims to obtain a more equitable and just world. These objectives are organized in 17 SDGs, which are detailed in 169 targets. Different international institutions have emphasized education's relevance to developing citizens who contribute to the SDGs' achievement for 2030. However,...
Article
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Reduced sleep duration in schoolchildren has been associated with poor health outcomes at the scholar level; however, there is little information on the effects of sleep loss on Chilean preschoolers. The aim of this study was to describe and compare cardiometabolic outcomes according with the sleep duration in Chilean preschoolers. A second aim was...
Article
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Background: The objective of this study was to establish the reliability of the Humon Hex near-infrared reflectance spectroscopy (NIRS) in determining muscle oxygen saturation (SmO2) and hemoglobin concentration (Hgb) at rest and during isometric and dynamic strength exercises using a functional electromechanical dynamometer (FEMD). Methods: The...
Article
Background: In spite of wide international evidence about cardiorespiratory fitness (CRF) and adiposity in association with cardiovascular disease, there is poor evidence about this relationship in schoolchildren of ethnic minorities. Aim: To examine the relationship between CRF and body composition on blood pressure (BP) in a sample of ethnic mino...
Article
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The objective of the present study was to determine the association between lifestyle parameters (i.e., physical activity (PA) level, screen time (ST), fitness and food habits) and health-related quality of life (HRQoL) in ethnic ascendant schoolchildren (i.e., Mapuche ascendant). This cross-sectional study included 619 schoolchildren with ethnic (...
Article
Background Excessive screen time (ST) and lower physical activity (PA) patterns have been reported to have an impact on cardiometabolic risk (CMR); however, their impact on physical fitness needs in-depth study. Objective To determine the association between lifestyle (i.e. ST and PA after school) with physical fitness related to health and CMR (i...
Article
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Background: Markerless systems require no markers to be attached to the body, thereby improving clinical feasibility and testing time. However, the lack of markers might affect the accuracy of measurements. Objective: This study aimed to determine the absolute reliability and concurrent validity of the Kinect system with MotionMetrix software for s...
Article
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Background: Sleep quality (SQ) plays a role in multiple activities of daily living, but little is known about its role in concurrent training [CT, high-intensity interval (HIIT) plus resistance training (RT)] adaptations for metabolic syndrome (MetS) and health-related quality of life (HRQoL) markers. The aim of the present study was to determine t...
Article
Mental health during the preadolescent years may be determinant for later periods of life; therefore, the factors that influence it need to be studied deeply. The aim of this study was to determine the association between depressive symptoms with physical activity (PA), body image dissatisfaction and weight status in preadolescents. A total of 269...
Article
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Regular exercise training is a recognized lifestyle strategy to lower resting blood pressure (BP), but little is known about substrate metabolism in population with high BP. Thus, the purpose of this study was to investigate the effects of 16-weeks of HIIT on body composition, BP, cardiorespiratory fitness by V . O2 max , and substrate utilizati...
Article
The objective of the present study was to determine the association of academic performance with personal and social development indicators in Chilean schools from the results of the 2016 national education study and to determine the relationship of these results with the schools' socioeconomic background. The results from 2891 schools that partici...
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Background: feelings and behaviours are an important tool that should be considered to prevent early unhealthy lifestyles. Objective: the objective was to determine the association between feelings (i.e., sadness, loneliness, and school behaviour) with lifestyle (i.e., physical activity patterns and nutritional level), and as secondary endpoint...
Article
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The association between the changes in lifestyle during coronavirus disease 2019 (COVID-19) confinement and body weight have not been studied deeply. Therefore, the aim of the present study was to determine lifestyle changes, such as eating habits and physical activity (PA) patterns, caused by confinement during the COVID-19 pandemic and to analyze...
Article
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Background: The study summarizes the findings of the 2018 Chilean Report Card (RC) on Physical Activity (PA) for Children and Adolescents and compares the results with the first Chilean RC and with other countries from the Global Matrix 3.0. Methods: A Research Work Group using a standardized methodology from the Global Matrix 3.0 awarded grades...
Article
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Introduction: the effect of high intensity interval training (HIIT) on fat utilization during exercise needs to be studied in depth. Objective: to determine the effect of HIIT training program in subjects with overweight or obesity on the use of fat during exercise, body composition and cardiovascular variables. The second objective was to compa...
Article
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Background: dietary habits and physical activity (PA) patterns play a crucial role in the integral development of children and adolescents. Objective: to compare according PA frequency (i.e., 0,1,2,3 or 4 times / week) and weight status (i.e., normal weight, overweight and obesity), adherence to the Mediterranean diet (MD), body image dissatisfa...
Article
Background Excessive screen time (ST) and lower physical activity (PA) patterns have been reported to have an impact on cardiometabolic risk (CMR); however, their impact on physical fitness needs in-depth study. Objective To determine the association between lifestyle (i.e. ST and PA after school) with physical fitness related to health and CMR (i...
Preprint
BACKGROUND Markerless systems require no markers to be attached to the body, improving clinical feasibility and testing time. However, the lack of markers might affect the measurements’ accuracy OBJECTIVE This study aimed to determine the absolute reliability and concurrent validity of the Kinect™ system with the MotionMetrix™ software for spatiot...
Article
Full-text available
Background Markerless systems to capture body motion require no markers to be attached to the body, thereby improving clinical feasibility and testing time. However, the lack of markers might affect the accuracy of measurements. Objective This study aimed to determine the absolute reliability and concurrent validity of the Kinect system with Motio...
Article
Full-text available
El rendimiento académico (RA) es condicionado por diversos factores, destacándose la autoestima y la calidad de vida relacionada con la salud (CVRS) como factores influyentes. El objetivo de la investigación fue determinar la asociación entre el estado nutricional, la condición física, la autoestima y la CVRS con el RA en adolescentes. En este estu...
Article
Background: Describing the response of spatiotemporal gait characteristics, and related variables such as variability and stiffness, to different stressors is important to better understand spring-mass model. Research question: This study aimed to examine the effect of fatigue induced by a running protocol on spatiotemporal gait parameters, step...
Article
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Impact of the vertical sleeve gastrectomy on oxygen consumption kinetics among women post bariatric surgery 345 Arch Med Deporte 2019;36(6):345-349 Original article Resumen Introducción: La obesidad es considerada uno de los principales problemas de salud de la sociedad moderna, existiendo variados tratamientos para revertirla, siendo la cirugía ba...
Article
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Objectives: While altered sleep patterns (i.e., low sleep time) have been studied and reported in adults as a new cardiometabolic risk factor, less information is available on how sleep patterns impact children of different ethnicities. The aim of this study was to compare levels of blood pressure and other cardiometabolic risk factors in relation...
Article
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Background: the relationship between physical activity (PA) patterns and mental health in children is receiving considerable attention. Aims: the aim of this study was to compare psychological well-being in groups of schoolchildren according to PA patterns and weight status, and to determinate the association between psychological well-being and...
Article
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Background High-intensity interval training (HIIT) has been widely used to fight cardiovascular risk factors in adolescents and adults, but no data are available on its applicability in children. Objective To assess the effects of HIIT on different anthropometric and cardiovascular parameters of overweight and obese children aged 7–9 years. Subje...
Article
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Introduction: psychosocial development affects health-related quality of life (HRQoL) and academic performance (AP). Objective: to determine differences in self-esteem, body image dissatisfaction, and HRQoL between girls who practice dancing, girls who play sports, and girls who perform no physical activity. To determine the association between...
Article
Objective The aim of this study was to determinate the association between Mediterranean diet adherence, physical activity (PA) patterns (i.e., screen time and PA after school) and weight status with the cardiovascular response following a cardiorespiratory fitness test. Methods Participants were 605 schoolchildren: 272 girls (11.79±0.93 years old...
Article
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Introduction: children's food habits have an influence on physical and mental health and should be monitored. Objective: the purpose of this study was to determinate the association between children's food habits (i.e., Mediterranean diet adherence), anthropometric parameters and health-related quality of life (HRQoL) in Chilean schoolchildren....
Article
Academic performance (AP) is conditioned by several factors and the self-esteem and health related to quality of life (HRQoL) are influential factors. The objective of the research was to determine the association between the nutritional levels, physical fitness, self-esteem and HRQoL with AP in adolescents. In this cross-sectional study, men (n =...
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Background Older adults with hip osteoarthritis (OA) suffer a progressive loss of muscle quality and strength, affecting their daily activities and quality of life. The purpose of this study is to compare the levels of isometric strength among older adults with and without hip OA and healthy young adults, and to determine the relationship between m...