Jose F. Guzmán

Verified

Jose verified their affiliation via an institutional email.

Learn more

Verified

Jose verified their affiliation via an institutional email.

Learn more

• PhD in Psychology. Grades: Physical Educacion Psychology and Medicine
• Professor at University of Valencia

The purpose of the present study was to examine the acute effects of resting, aerobic exercise practised alone, and aerobic exercise with active video games (AVG), on complex reaction time (CRT) and the post-exercise acute rate of perceived exertion (RPE) in young healthy adults. The experimental group was composed of 92 healthy young adults, 78 ma...

Introduction: This paper aimed to analyse the predictive ability of a self‐determination theory (SDT) based model describing competitive sport dropout, and variance as a function of age and gender. Variables included in the model were: psychological need satisfaction, self‐determined motivation, perceived conflict between sport and study, intention...

The objective of this study was to examine motivational variables based on self-determination theory (SDT) and positive psychology as predictors of coaches' adherence and dropout. A prospective study was performed using a sample of 286 coaches who were tracked over a two-year period. Initially coaches' motivation and psychological need satisfaction...

A quasi-experimental study was conducted in order to analyze the effects of a goal setting program using the zapping technique aimed at passing in football from the progressive formulation of aims based on mental programs, which consisted of four weeks of training. The sample was made up of 13 players, with an average age of 15.67 years (SD = 0.35)...

The aim of this study was to analyse the interaction between coaches’ verbal behaviour and game actions in a team sport. For this purpose, twenty matches of Senior, Junior and Cadet male handball were analysed. Verbal behaviour provided by coaches was coded using the CAIS (Coach Analysis and Intervention System; Cushion, Harvey, Muir and Nelson, 20...

The aim of this study was to analyse external load variables recorded with inertial devices in elite padel players, comparing results between two matches played consecutively on the same day. A total of 83 male players participated in 23 semifinal and final matches of the professional circuit. Key metrics such as distance travelled, accelerations a...

Background: Understanding the structure of the game during developmental stages makes it possible to design training sessions adapted to the variable characteristics of play. Methods: In this study, we selected 24 matches played by right-handed players in the semifinals and finals of U-12 (Open Super 12–Auray) and U-14 (Les Petits As) competitions....

Introduction: Mastering the game of tennis requires a combination of complex technical, tactical, physical, and mental skills. Tennis training has evolved to support elite junior players' comprehensive development. While traditional training focuses on isolated technical drills, modern methods integrate tactical and gameplay elements. Objective: Th...

Tennis equipment modifications, such as smaller rackets and low-compression balls, are increasingly being used because they can better align with beginners’ physical capabilities, enhancing learning and engagement. This scoping review aimed to map current research on equipment modifications for beginner tennis players, identifying how these modific...

Padel is a racket sport that has grown internationally, both in the number of players and in the number of competitions. Inertial measurement devices enable a comprehensive analysis of competitive load in padel by providing kinematic variables that enhance players’ performance in this discipline. This study aimed to analyse the external load variab...

Sports performance initiation is of significant interest in sports sciences, particularly in beach volleyball (BV), where players usually combine indoor and BV disciplines in the formative stages. This research aimed to apply an electronic performance tracking system to quantify the physical-conditional performance of young male BV players during c...

This study aimed to identify the key variables that influence the effectiveness of the first serve in women's doubles matches using a deep learning training model. A total of 4939 first serves by 145 players from Billie Jean King Cup matches were classified according to their effectiveness. Data from the Hawk-Eye system were filtered and processed...

The analysis of sporting performance, particularly in tennis, has been studied for several decades. The use of new technologies and tracking systems, such as Hawk-Eye, has advanced research in this field. A review of scientific articles shows the recent evolution of Machine Learning (ML) techniques and their potential impact on tennis. Finally, a p...

The physical-conditional aspects of the game are a significant research area, focusing on game demands, strength, and kinematic features. This study aimed to synthesise the current state of the art regarding beach volleyball's physical demands. This systematic literature review was conducted in March 2024, following the PRISMA criteria and methodol...

Introducción: Los índices antropométricos son herramientas esenciales en la evaluación del estado de salud y pueden ser útiles para analizar los cambios a lo largo del tiempo. Objetivo: Determinar si existe cambios significativos en el índice de masa corporal (IMC) según el estado de madurez (EM) en adolescentes en un intervalo de 30 años. Metodolo...

Quantifying competition load with kinematic variables from inertial devices provides critical insights into player performance, a practice well adopted especially in team sports. This study aimed to analyse load variables in elite padel players, distinguishing between match winners and losers. Data were collected from 83 players across 23 professio...

Depending on the phase of the menstrual cycle, different values of running kinematic variables can be obtained. The aim of this study is to analyze whether there are changes in the kinematic variables in running throughout the menstrual cycle and to relate them to running performance and injury prevention. Eight regular female runners and triathlet...

This study aimed to analyze the relationship between ball impact point, type of stroke, and shot direction in high-performance padel. A total of 8363 strokes from nine matches of three national tournaments involving a total of 24 male players were subjected to systematic observation. The variables analyzed were type of stroke, shot direction, and b...

Technological development has boosted the use of multi-sensor devices to monitor athletes’ performance, but the location and connectivity between devices have been shown to affect data reliability. This preliminary study aimed to determine whether the placement of a multi-sensor device (WIMU PROTM) could affect the heart rate signal reception (GARM...

This study used a novel machine learning approach to uncover key serve variables that maximize effectiveness in men’s professional doubles tennis. A large dataset of 14,146 serves from 97 Davis Cup doubles matches played between 2010 and 2019 was analyzed using explainable AI techniques. The angle and distance from the bounce to the sidelines of th...

Este trabajo analizó los efectos de dos sesiones, una ecológica y otra cognitiva, sobre el estado de flow, la ansiedad, el rendimiento real y percibido, la satisfacción deportiva y de necesidades psicológicas básicas, percepción de demanda y fatiga del juego experimentada por mujeres futbolistas. Se utilizó un diseño unifactorial intrasujeto de int...

La termografía infrarroja (TRI) es un método no invasivo, rápido y objetivo para medir la temperatura de la piel (TP). Esta tecnología ha sido aplicada en diferentes ámbitos de las ciencias del deporte, como la prevención de lesiones, la termo-fisiología (función termorreguladora) o el análisis de la técnica, entre otros. En el vóley playa los juga...

El objetivo del presente estudio fue analizar el perfil de los clientes premium de entrenamiento personal y evaluar sus motivaciones para la práctica de actividad física y contratación del servicio, así como su percepción de calidad y valoración del mismo. Se llevó a cabo una encuesta a 92 participantes identificados como clientes premium en difere...

Background: Depending on the phase of the menstrual cycle an athlete is in, some kinetic, physiological, and fatigue variables will show differences. The aim of this study is to analyze whether there are changes in these variables over the course of the menstrual cycle. Methods: Eight regularly practicing women runners and triathletes performed a m...

Background Generally, Body surface area (BSA) changes significantly during growth and maturation. These increases portend a possible relationship between body size as determined by BSA with maturational status in children and adolescents. Objective To determine the relationship between maturity status (MS) obtained by non-invasive anthropometric m...

Background: Depending on the phase of the menstrual cycle the athlete is in, some kinetic, physiological and fatigue variables will show differences. The aim of this study is to analyze whether there are changes in these variables over the course of the menstrual cycle. Methods: Eight regular female runners and triathletes performed a maximal tread...

Introducción: Durante el periodo de la adolescencia se producen cambios en el cuerpo, siendo importante identificar las diferencias individuales de madurez entre los adolescentes. En el caso de los futbolistas, esto puede generar diferencias en su rendimiento deportivo. Objetivo: Comparar el desempeño físico de jóvenes futbolistas vs escolares (no...

This study retrospectively examined 182 high school student-athlete women aged 13-18 using Fletcher and colleagues' (2005, 2006) stress, emotion, and performance model to evaluate the impact of coping on engagement in both sports and academic settings.

El objetivo de este estudio fue analizar la secuencia de los dos últimos golpeos del punto en pádel, y clasificarlos a través de árbol decisional multivariante. Se analizaron un total de 2110 acciones de juego, siendo las variables analizadas: golpeo, zona de la pista, eficacia, dirección, resultado y lado de juego. Los partidos fueron analizados m...

Este trabajo analizó los efectos de la práctica en variabilidad sobre la percepción de autoeficacia y el rendimiento en el lanzamiento a canasta en baloncesto tanto en tarea cerrada (lanzamiento de tiro libre) como en tarea abierta (lanzamiento en partido). Se utilizó un diseño unifactorial intersujeto de 2 grupos con medida pre y postest con bloqu...

This research analyses different variables of the sports and academic commitment of adolescent women and how they behave in general and it also takes into account gatherings created through cluster analysis using ANN-SOM. The sample consisted of 182 adolescent women (M= 14,86 / SD= 1,832) who completed various test scales to know the use of coping...

The aim of this study was to examine the effects of a notational analysis-based intervention on coaches’ verbal behaviour considering their physiological activation during competition and game actions. Verbal behaviour, physiological activation (heart rate), and game actions of 4 handball coaches were recorded for a total of 28 matches. Each coach...

El análisis técnico-táctico se ha convertido en una pieza clave en el rendimiento del voleibol. Por tal motivo, el objetivo de esta revisión sistemática fue profundizar en las últimas tendencias de investigación aplicadas al análisis técnico-táctico del voleibol de alto nivel. Para ello, se llevó a cabo una revisión sistemática de la literatura sig...

The objective of this research was to know the relationship of the predictive variables of stress and commitment in the sports and academic context of adolescent judokas based on different personal characteristics, such as sex and sports level. Material and methods: A selective research methodology was used, with a retrospective ex-post-facto desig...

In high performance tennis, different aspects like physical-conditioning, strategy-tactic, technical-biomechanical, psychology and skills acquisition have received large attention from the researchers. Nevertheless, the programming, periodization and planning of training sessions and competitions have not been as studied in depth. Coaches still use...

In this study we analysed the differences in verbal behaviour of coaches during matches. A total of 9739 verbal behaviours issued by 26 male handball coaches in 26 matches, 1 for each coach, were classified into the categories established by the Coach Analysis and Intervention System (CAIS). These behaviours in turn were grouped according to the ty...

La situación actual vivida por la pandemia mundial de COVID-19 ha puesto a prueba la educación a distancia en una escala sin precedentes. El propósito de este estudio fue revisar la literatura existente sobre la formación en línea de los entrenadores deportivos llevada a cabo por instituciones oficiales (organismos públicos, federaciones, universid...

The aim was to determine which performance indicators show significant differences in connection with age category and team’s level in women's international volleyball. The competitions analyzed were Senior Volleyball Nations League (n= 130 games) and U20 (n= 64 games) and U18 (n= 63 games) World Championships held in 2019. The results obtained in...

Doubles tennis has received little interest from quantitative research to date. Coach-led anecdotes therefore abound. The aims of this study were therefore to evaluate the veracity of the following common anecdotes: (a) serving teams have an advantage regardless of the length of the point; (b) serving teams have a greater advantage with new balls;...

The aim of this study was to analyze the influence of service tactic formation on players’ movements and point outcome at two different performance levels. The sample contained 2,148 points corresponding to 18 matches from two male padel indoor tournaments. Players were classified according to their game level: high-level (N = 36; age = 33.3 ± 6.9...

Este trabajo analiza los efectos del uso de exergames en la escuela a través del análisis de la producción científica y del análisis de contenido. Se han empleado Scopus y WOS para la identificación de los documentos. En el estudio bibliométrico se han analizado 92 artículos, y 43 de ellos para el análisis del contenido, por estar disponibles en ab...

Racket sports such as padel are characterised by a variety of specific displacements and behaviours on the court with the aim to cover spaces and take an offensive advantage during the point. The aim of this study was to analyse players’ location in offensive position when opponent hits the ball in different defensive zones. The sample included nin...

El objetivo de este estudio fue analizar la influencia de la lateralidad y el lado de juego de los jugadores en la distribución, dirección y eficacia de los golpeos en pádel de alto nivel. La muestra incluyó 8680 golpeos correspondientes a 1055 puntos de 9 partidos de prime�ra categoría nacional. Los partidos fueron analizados a través de observaci...

Objective: The objective of this research was to understand the relationships between the variables resilience, coping, commitment and stress in the academic and sports fields, and their differences based on varied personal typologies. Material and Methods: A selective research methodology was used, with a retrospective ex-post-facto design. The sa...

This article provides information on the time structure of the doubles game in tennis and studies the influence of team experience on this time structure. The sample consisted of 2339 points corresponding to 19 complete ATP matches. Variables related to the point length and the number of shots per point were recorded, and teams were classified base...

Análisis de la situación en la pista de los jugadores en el saque y su relación con la dirección, el lado de la pista y el resultado del punto en pádel de alto nivel Analysis of the situation on the court of the players in the serve and its relationship with the direction, the side of the court and the result of the point in high-level padel Resume...

Literature have shown the positive effects of participation in classical sports on children health. However, innovative ideas are necessary to increase their participation according to motivations and individual needs. The purpose of the present study was to know if a new racket sport of reduced play space provokes similar physiological and psychol...

The aim of this study was to analyze the distribution of padel strokes, their effectiveness, direction, and court zone, comparing between the winning and losing pairs in the match and the playing side of the players. The sample included 8441 strokes corresponding to 1055 points out of a total of nine padel matches in the First National Category. Th...

Resumen El objetivo del presente trabajo fue analizar las distancias recorridas en función del rol estratégico del jugador al inicio del punto en pádel y conocer las diferencias según el nivel de juego. Se analizaron 2202 puntos correspondientes a un total de 18 partidos de dos torneos de pádel disputados por 32 jugadores masculinos (Edad = 33.81 ±...

(1) Background: The objective was to analyze if cooperative learning (CL) can have benefits compared to direct instruction (DI) in learning, behavior, and subjective experience of pupils. (2) Methods: An intervention was performed with a counterbalanced within-subjects design. To perform the intervention, 75 schoolchildren aged 10 to 12 from four p...

Análisis de la distancia recorrida en pádel en función del nivel de juego y el número de puntos por partido Analysis of distance covered in padel regarding level of play and number of points per match Resumen. La distancia que recorren los jugadores por partido supone una forma de cuantificar el volumen de carga externa del juego, y su estudio tien...

La distancia que recorren los jugadores por partido supone una forma de cuantificar el volumen de carga externa del juego, y su estudio tiene una gran aplicación en la planificación del entrenamiento deportivo. El objetivo de este estudio fue analizar la distancia recorrida en diferentes fases del partido (activa y pasiva) y su relación con el núme...

RESUMEN El presente artículo está basado en un artículo publicado previamente "Men's doubles professional tennis on hard courts: Game structure and point ending characteristics" en la revista Journal of Human Sport and Exercise. El objetivo de este estudio fue describir las características básicas de la estructura del juego de dobles, y establecer...

Introduction: Obesity has become one of the most serious health problems in our society and is associated with a multitude of conditions and complications at puberty. Through this descriptive, cross-sectional study we intended, first, to know the differences by gender in lifestyle and physical condition variables, and second, to know the determina...

Despite the great tradition and importance of the doubles game in professional tennis, no literature has analysed to date the performance of professional players. Therefore, the information on the characteristics of the game, or the tactics related to how the points are won in doubles play is scarce. The objective of this study has been to describe...

The Muscle Dysmorphia (MD) is a subcategory of body dysmorphic disorder in which subjects develop a pathological concern for their musculature. The population at risk that suffers from, or can develop MD, prevails in terms of age of appearance in subjects between 16 to 35 years; and it is more frequent in men. This study aimed to determine which va...

Este estudio analizó el papel de la inteligencia en el juego y la motivación como predictores de la intención de práctica deportiva y las relaciones sociales. Asimismo examina el papel de la motivación autodeterminada y la pasión (armoniosa y obsesiva) como mediadoras de esta relación, incorporando la percepción de conflicto. Participaron 180 jugad...

Objective: The aim of this study was to analyze the acute effects of aerobic exercise (AE), active videogames (AVG), and AE+AVG on cognitive flexibility, choice reaction time (CRT), and postexercise rate of perceived exertion (RPE) in a sample composed of 49 older adults, 11 men and 38 women (age M = 67.7 ± 4.7 years). Materials and Methods: An in...

Purpose: The pressure exerted on racket sports players by the service has been well documented. Whilst the return of serve has been suggested through qualitative interviews as being of similar importance there is a dearth of quantitative data to support this contention. This study analyzed time, speed, and distance parameters related to the outcome...

Este estudio analizó el papel de la inteligencia en el juego y la motivación como predictores de la intención de práctica deportiva y las relaciones sociales. Asimismo examina el papel de la motivación autodeterminada y la pasión (armoniosa y obsesiva) como mediadoras de esta relación, incorporando la percepción de conflicto. Participaron 180 jugad...

El objetivo del presente estudio fue analizar las relaciones entre las percepciones de los deportistas de su inteligencia emocional, el apoyo a la autonomía prestado por el entrenador y la relación con éste. Para la medida de las variables se utilizaron las traducciones al español de las escalas en inglés: el Brief Emotional Intelligence Scale (BEI...

Resumen. Los objetivos fueron comparar la frecuencia cardiaca (FC) en pulsaciones/minuto (p/min), entre jugadores de pádel de élite y de categoría nacional, y establecer un perfil medio de intensidades de FC, controlando el tiempo de juego y de descanso, para contrastar el esfuerzo realizado por éstos en competición real. Se registró la FC a un tot...

The purpose of the current study was to analyze the relationship between athletes' perceptions of their emotional intelligence, autonomy support provided by the coach and the relationship with it. For the measurement of the variables used three translations into spanish of scales in English, the Brief Emotional Intelligence Scale (BEIS-10) to measu...

The aims were to analyse heartrate (HR) of national and elite pádel players controlling work and rest ratio to compare effort performed in competition at the same time as performance time-intensity was also determined. HR was measured in Pádel Pro Tour 2011 tournament matches and gold federated tournament in 2013, both in Valencia. The sample (N= 1...

Background: There is very little information in tennis relating performance to both the movement of the players and the effectiveness of their shots. This study aimed to identify differences between winners and losers in the volume and intensity of their movements, as well as in the effectiveness of their shots. Methods: Matches (N = 8) at the 2...

Background: Fibromyalgia (FM) is a disease with symptoms that significantly limit the life of affected patients. Earlier studies have shown that the application of self-myofascial release provides benefits in variables such as fatigue, range of motion (ROM) or perceived muscle pain in a healthy population. Despite this, the self-myofascial release...

Background: it is vital to monitor and promote healthy lifestyle habits in early adolescence, as it is a time of changes when future lifestyle habits are formed. Methods: a study was conducted to find out the effects of a Healthy Habits Program (HHP) in children between the ages of 10 and 12 years (N = 158). The study included an intervention gr...

Introduction: The vulnerability of children and the current epidemiological situation requires the use of validated instruments to study their eating habits in contexts like home and school. Objective: Validating a subscale Eating Habits in Children, aged between 10 and 12 years. Method: To study the validity and the internal logic of the instrumen...

Introduction: The vulnerability of children and the current epidemiological situation requires the use of validated instruments to study their eating habits in contexts like home and school. Objective: Validating a subscale Eating Habits in Children, aged between 10 and 12 years. Method: To study the validity and the internal logic of the instrumen...

This study analysed the following variables: motivational climate, need satisfaction, motivation and satisfaction/interest, as predictors of psychological well-being of 303 dancers. Four scales were translated to Spanish and adapted to dance: PMCSQ (Perception of Motivational Climate in Sport Questionnaire), SMS (Sport Motivation Scale), SSI (Sport...

llevado a cabo para estudiar distintas variables como la posición de los jugadores en la pista, tipos y patrones de desplazamiento o movimientos de pies (Filipcic, Filipcic, y Berendijas, 2008; Hughes y Clarke, 1995). Además de éstas, dos variables que han presentado especial interés han sido la distancia recorrida y la velocidad de desplazamiento...

__________________________________________________________________________________________________________________ INTRODUCCIÓN La inteligencia emocional (IE) debe considerarse un aspecto importante a trabajar en los entrenadores deportivos. La autorregulación de las emociones en competición ayuda al entrenador a mantener un nivel de activación ade...

INTRODUCCIÓN Diversos autores (Cox, 1994; Moreno et al., 2004) han puesto de manifiesto la gran relevancia que tiene la labor del entrenador durante la dirección de equipo en competición, destacando la importancia que adquiere la información que éste transmite a sus jugadores (Cox, 1994; Guzmán y Calpe-Gómez, 2012). Dentro del ámbito de la competic...

Objectives: examining the reasons for practicing exercise: motivation and commitment. Design: Qualitative – inductive Method: Sample of 410 volunteer, 100 men and 310 women (43.36  11.89 years-old), gym academies physical activities practitioners in Rio de Janeiro, Brazil. Instruments: Motivation for Physical Activities Measure revised MPAM-R: Sca...

The distance to the net is one of the most relevant tactical aspects in paddle, both in attack and defence. This study aimed to analyse distance of the player to the net when his team partner was serving. Secondly, we compared that distance according to the player’s position on the court and finally we controlled anthropometric aspects. 443 registe...

Se registró la conducta verbal de 21 entrenadores varones con edades comprendidas entre 21 y 62 años (M = 39,40; DT = 10,93) a lo largo de 21 partidos. El instrumento de observación utilizado fue una adaptación del Coach Analysis and Intervention System (CAIS; Cushion, Harvey, Muir y Nelson, 2012). A lo largo de los 21 partidos se registraron un to...

INTRODUCCIÓN El análisis notacional es un área de las ciencias del deporte que permite registrar el rendimiento de forma objetiva, por lo que los eventos críticos que se producen en situaciones de competición se pueden cuantificar de una manera consistente y fiable. En la actualidad, según Hughes et al. (2007), existen cuatro áreas principales de a...

The aim of this study was to analyse the interaction between coaches' verbal behaviour and game actions in a team sport. For this purpose, twenty matches of Senior, Junior and Cadet male handball were analysed. Verbal behaviour provided by coaches was coded using the CAIS (Coach Analysis and Intervention System; Cushion, Harvey, Muir and Nelson, 20...

This study pretended to test the effectiveness of a programme directed to teach trainee teachers to create mastery climates in physical education. Moreover, it analysed a structural model, based on motivation, to explain how the mastery climate affects the motivational goals and enjoyment of pupils. In this study we applied a quasi experimental coh...

The present study was conducted to analyze the impact of selected offensive and defensive performance indicators in relation to teams’ success in the 2010 soccer World Cup. The sample used corresponded to 54 matches played in both the group and knockout stage. The game-related statistics gathered were: total shots, shots on goal, shots off goal, %...

Previous studies of movement characteristics in tennis have considered the effect of playing surface but have assumed that playing strategies are simply determined by the surface as opposed to being under an individual's control. This study considered the selection of cross court or down the line ground strokes as being indicative of playing strate...

The way the coach act the most during the development of the game is meanwhile verbal behaviour directed to their players (Moreno et al., 2000), being it influenced by his own cognitions, motivations, and emotions, together with players behaviours and playing situation (Borrie, 1996; Smoll & Smith, 1989). The aim of this study was to analyse the re...

The aim of this study was to analyze in a sample of 506 coaches their perception of: need satisfaction, perception of usefulness, self-determined motivation, and promotion of athletes' well-being, as well as differences by gender, age and type of sport. Moreove, it was examined whether the relationship between the analysed variables corresponded to...

The aim of this study was to analyze in a sample of 506 coaches their perception of: need satisfaction, perception of usefulness, self-determined motivation, and promotion of athletes' well-being, as well as differences by gender, age and type of sport. Moreove, it was examined whether the relationship between the analysed variables corresponded to...

Although paddle is the second most practiced sport in Spain, the scientific knowledge about the players' work-load is still very low. The serve is a critical situation because the team has the opportunity to start the point attacking by approaching the net straight after the serve. However, the distance covered by the serve team still has not been...

Winners and errors have been two of the most studied performance indicators in tennis, contributing to the prediction of match outcome and definition of the playing style of the players. Furthermore, the position occupied by the player on the court has also been shown to be a good indicator of both the final result and style of play. The aim of thi...

This study analysed motivational climate, need satisfaction, motivation and satisfaction/interest as predictors of psychological well-being of 303 dancers. They were used scales translated to Spanish and adapted to dance: PMCSQ (Perception of Motivational Climate in Sport Questionaire), SMS (Sport Motivation Scale), SSI (Sport Satisfaction and Inte...

Este estudio analizó las propiedades psicométricas de la Escala de Satisfacción de Necesidades Psicológicas para Entrenadores (ESANPE), la cual medía 4 dimensiones: percepción de competencia, autonomía, afiliación y utilidad. Se administró la escala a 506 entrenadores y se realizó un análisis factorial confirmatorio. La validez nomológica se analiz...

This study examined the psychometric properties of the Basic Psychological Needs Satisfaction Scale for Coaches (ESANPE), which measures 4 dimensions: perceived competence, autonomy, affiliation, and usefulness. We administered the scale to 506 coaches and conducted a confirmatory factor analysis. Nomological validity was analyzed through the relat...

The aim of this study was to analyse the interaction between game actions in high-level handball and verbal behaviour performed by the coach. For this purpose, a match of the 1st National Division of male Spanish handball was analysed. The type of behaviour and the content of the message reported by the coach were recorded using a modified version...

This paper analyzes whether lactate production presents a specific dynamic according to the phases of a BMX race, and its possible relationship to the difficulty / design of the track. Nine Spanish national team athletes performed three types of bouts: No pedaling (NP), Pedaling only the Exit Ramp (PRS) and Pedaling Freely (PL) in three days and tr...

The aims of this study were: to analyze the psychometric properties of scales BEIS-10 and BRSQ in Spanish, show the relationship between emotional intelligence (EI) and self-determined motivation (SDM) and between EI and Satisfaction of Basic Needs (SBN), analyze the EI of those students who practice extracurricular sports and of those who only pra...

ResumenEste estudio analizó las propiedades psicométricas de la Escala de Percepción de Promoción del Bienestar para Entrenadores (EPPBE), compuesta por 6 dimensiones: Autocontrol, castigo, apoyo social, apoyo a la autonomía, apoyo a la competencia y apoyo a la afiliación. Se administró la escala a 506 entrenadores y se realizó un análisis factoria...

Statement of problem: This study aimed to analyse the ability of a model based on achievement motivation and self-determination theories to predict adherence to competitive sport. This model incorporated commitment as predictor of adherence. A prospective study was performed with a sample of 302 handball players aged between 14 and 18 years. Struct...