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Listar por autor "Garzón, Belén"
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Ad hoc procedure for optimising agreement between observational records
Arana, Javier ; Lapresa Ajamil, Daniel; Anguera, María Teresa; Garzón, Belén (Anales de Psicología, 05/2016)Observational studies in the field of sport are complicated by the added difficulty of having to analyse multiple, complex events or behaviours that may last just a fraction of a second. In this study, we analyse three ... -
An Example of the Informative Potential of Polar Coordinate Analysis: Sprint Tactics in Elite 1,500-m Track Events
Aragón, Sonia; Lapresa Ajamil, Daniel; Arana, Javier ; Anguera, María Teresa; Garzón, Belén (Measurement in Physical Education and Exercise Science, 2017)Polar coordinate analysis is a powerful data reduction technique based on the Zsum statistic, which is calculated from adjusted residuals obtained by lag sequential analysis. Its use has been greatly simplified since the ... -
Comparative analysis of the use of space in 7-a-side and 8-a-side soccer: how to determine minimum sample size in observational methodology
Lapresa Ajamil, Daniel; Álvarez, Ildefonso; Anguera, María Teresa; Arana, Javier ; Garzón, Belén (Motricidade, 2015)In 2011-2012, the Spanish Soccer Federation changed the format of junior championship matches played between regional-level teams in Spain from a 7-a-side to an 8-a-side format. Soon afterwards, the regional federations ... -
Observational analysis of the offensive sequences that ended in a shot by the Winning Team of the 2010 UEFA Futsal Championshi
Lapresa Ajamil, Daniel; Álvarez-Kurogi, Leandro; Arana Idiakez, Javier; Garzón, Belén; Caballero, Valvanera (Journal of Sports Sciences, 04/06/2013)This article analyses the offensive phase of the national team than won the 2010 UEFA Championship. More specifically, the observational sampling includes all plays in which the Spanish national futsal team managed to ... -
Optimization of Game Formats in U-10 Soccer Using Logistic Regression Analysis
Amatria, Mario; Lapresa Ajamil, Daniel; Arana, Javier ; Anguera, María Teresa; Garzón, Belén (Journal of Human Kinetics, 12/2016)Small-sided games provide young soccer players with better opportunities to develop their skills and progress as individual and team players. There is, however, little evidence on the effectiveness of different game formats ... -
Tactical behaviour of winning athletes in major championship 1500-m and 5000-m track finals
Aragón, Sonia; Lapresa Ajamil, Daniel; Arana, Javier ; Anguera, María Teresa; Garzón, Belén (European Journal of Sport Science, 04/2016)This article analyses the tactics employed by middle-distance (1500-m) and long-distance (5000-m) runners from an observational methodology perspective. The subject of investigation has received little attention from ...