Publications by authors named "Enrique Alonso-Perez-Chao"

The purpose of this study was to identify the external demands during official under-18 basketball matches that included four quarters (Q1, Q2, Q3, Q4) and/or overtime (OT) periods. Variables included: 1) distance covered and distance covered within four intensity zones (standing-walking S-W, jogging JOG, running RUN, and high-speed running HSR); 2) explosive efforts per minute (EEs); 3) PlayerLoad (PL); 4) the number of jumps per minute; 5) the number of accelerations above 2 m·s2 (ACCs); and 6) the number of decelerations above -2 m·s2 per minute (DECs). The values for total distance, JOG, RUN, HSR, PL, ACC, and DEC were significantly smaller during periods Q2, Q3, Q4, and OT compared to Q1.

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  • This study observed the external performance metrics of 42 under-19 professional soccer players over 27 matches, using GPS technology to gather data on their movements and activity levels.
  • The analysis revealed significant differences in performance based on contextual factors like player position, match scenarios, and pitch size, with specific findings for roles such as full-backs and midfielders.
  • The research concluded that various factors, including whether a team was winning or losing and playing at home or away, had a notable effect on player performance across different positions in the game.
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Background: Monitoring training load and competition load is crucial for evaluating and improving athlete performance. This study proposes an applied approach to characterize and classify the training task specificity in relation to competition in a top-level rink hockey team, considering external and internal load from training tasks and competition.

Hypothesis: Training tasks and game demands have significant dose-response differences, and exercises can be classified successfully based on their physiological and biomechanical demands.

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Consideration of workload intensity and peak demands across different periods of basketball games contributes to understanding the external physical requirements of elite basketball players. Therefore, the aim of this study was to investigate the average intensity and peak demands encountered by players throughout game quarters. PlayerLoad per minute and PlayerLoad at three different time samples (30 s, 1 min, and 3 min) were used as workload metrics.

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This study aimed to (i) compare the extent of home-court advantage (HA) and home win percentage (HW) between Spanish basketball leagues across different playing levels (i.e., leagues) and (ii) analyze the influence of team ability on HA and HW within each playing level.

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  • - The study aimed to analyze the Home-Court Advantage (HA) in women's professional basketball by comparing win percentages at home (HW) during games with and without fans, particularly in the Spanish female basketball leagues.
  • - Results showed no significant differences in HA and HW between games with fans and those without; interestingly, teams had higher win percentages without fans present, especially during the COVID-19 pandemic.
  • - Post-pandemic, while HA decreased with fans' return, HW continued to improve, indicating a shift in dynamics that requires further exploration to understand these unexpected results.
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  • * It synthesizes scientific literature on MDS, covering key aspects like terminology, competition categories, and workload variables.
  • * The findings aim to provide valuable insights for coaches, athletes, and trainers regarding current trends and future directions in analyzing basketball performance.
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Our aim in this study was to examine the impact of fans (vs. no fans), geographical location of league, and team ability on home winning percentage (HW%) or home advantage (HA) in professional European basketball. Data were collected from five prestigious professional, national basketball leagues within Europe (Spain, Germany, Italy, Greece and Israel) across 16 regular seasons (2005-2006 to 2020-2021).

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  • The study aimed to analyze the differences in external peak demands (PD) experienced by U18 male basketball players based on game outcomes (win vs. loss), quarter results (win, tie, loss), and the point difference in quarters.
  • Thirteen players monitored their physical performance metrics during 9 games, measuring factors like distance covered, accelerations, and PlayerLoad™ using advanced positioning technology.
  • Findings revealed no significant differences in external PD related to game outcomes, but players showed increased high-speed running and PlayerLoad in winning quarters compared to losing ones, suggesting that these metrics are not strong indicators of team success.
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The purpose of this study was to compare external peak demands (PDs) across quarters (Q) in basketball. Thirteen elite, junior, male basketball players were monitored using electronic performance tracking systems. There were studied intervals for different time windows to determine the external PD for distance (m); player load; distance covered in four different zones; accelerations; and decelerations.

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The aim of this study was to analyze the effects of different factors on the external peak demands (PD) encountered by elite, junior, male basketball players in games, including the (1) total playing time during games and (2) playing time accumulated directly prior to each PD episode. Workload variables included the PD for total distance, distance covered in different intensity zones, accelerations >2 m·s (ACC), decelerations <-2 m·s (DEC), and PlayerLoad. PD were calculated across different sample durations for each variable.

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Background: Lifestyle is strongly involved in the pathogenesis and progression of non-communicable diseases, and has a great impact on quality of life. The goal of the present study was to analyze the lifestyle and body composition (BC) of young university students during the pandemic, and their relationship with health-related quality of life (HrQoL).

Design And Setting: Observational cross-sectional study conducted in the Universidad Europea de Madrid, Spain.

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