Impact of Possession and Player Position on Physical and Technical-Tactical Performance Indicators in the Chinese Football Super League by Tianbiao Liu, Lang Yang, Huimin Chen, Antonio García-de-Alcaraz, Antonio García-de-Alcaraz

“…Players were divided according to five positions: fullbacks, central defenders, wide midfielders, central midfielders, and attackers. …”
Get full text

Position specific physical demands in different phases of competitive matches in national level women’s football by Juho K. Mäkiniemi, Eero H. J. Savolainen, Taija Finni, Johanna Ihalainen

“…HRmean varied from 84–87% of HRmax and was significantly lower for central defenders than central midfielders (p < 0.001). …”
Get full text

Within- and between-mesocycle variations of well-being measures in top elite male soccer players: a longitudinal study by Rafael Oliveira, Halil İbrahim Ceylan, João Paulo Brito, Alexandre Martins, Matilde Nalha, Bruno Mendes, Filipe Manuel Clemente

“…Additionally, participants were divided by playing positions: three wide defenders, four central defenders, three wide midfielders, four central midfielders, and three strikers. …”
Get full text

Exploring the impact of professional soccer substitute players on physical and technical performance by Pengyu Pan, Fangbin Li, Bo Han, Bo Yuan, Tianbiao Liu

“…The scoring performances of central midfielders of SP including goals, shots, and shots on target are significantly higher (p < 0.05) than RP or EMP. Central defenders of SP showed higher shot blocks and pass blocks (p < 0.05) while lower passing and organizing performance (p < 0.05). …”
Get full text

Effect of formation, ball in play and ball possession on peak demands in elite soccer by Andrea Riboli, Marco Semeria, Giuseppe Coratella, Fabio Esposito

“…MDP and 1-min peak were calculated across playing position (central defenders, wide defenders, central midfielders, wide midfielders, wide forwards and forwards). …”
Get full text

The influence of tactical formation on physical and technical performance across playing positions in the Chinese super league by Wei Zhang, Bo Gong, Rancheng Tao, Fei Zhou, Miguel Ángel Gómez Ruano, Changjing Zhou

“…The results demonstrated that central defenders traveled significantly more total and low-speed running distances in the 3-5-2 formation than in the 4-2-3-1 formation (ES range: 0.33–0.34, p < 0.01). …”
Get full text

External Match Load in Amateur Soccer: The Influence of Match Location and Championship Phase by Mauro Miguel, Rafael Oliveira, João Paulo Brito, Nuno Loureiro, Javier García-Rubio, Sergio Jose Ibáñez

“…There were higher values observed in the total distance covered for central defenders (<i>p</i> = 0.037; ES = 0.70) and in high-intensity decelerations for forwards (<i>p</i> = 0.022; ES = 1.77) in home matches than in away matches. …”
Get full text

Anatomic - morphological features of qualified water polo players depending on game role by O. V. Poproshaev, O. V. Chumakov

“…They are the following indicators: length of the arm (22%), the length of the tibia (11%), foot length (7%), shoulder width (10%) and vital capacity (11%). Central defenders - tall, sinewy athletes, which is characterized by long limbs. …”
Get full text

Using network metrics to investigate football team players' connections: A pilot study by Filipe Manuel Clemente, Micael Santos Couceiro, Fernando Manuel Lourenço Martins, Rui Sousa Mendes

“…In addition, the centroid results showed that lateral and central defenders tend to be the centroid players in the attacking process. …”
Get full text

O debate sobre a fundação dos cursos jurídicos no Brasil (1823-1827). Uma reavaliação by Bistra Stefanova APOSTOLOVA

“…O principal objetivo é investigar de que forma os projetos que tramitaram nas duas Assembleias se inseriam nos processos de construção do Estado e da nação, iniciados com a emancipação política do Brasil, e se a lei aprovada se afastou ou não da concepção do ensino jurídico português. O argumento central defende que houve diferenças entre os modelos de ensino jurídico da Constituinte e da Assembleia Geral, fruto das rápidas mudanças que ocorreram no contexto político do Primeiro Reinado. …”
Get full text

Changes of physical match performance after the COVID-19 lockdown in professional soccer players according to their playing position by Łukasz Radzimiński, Miguel Lorenzo-Martinez, Marek Konefał, Paweł Chmura, Marcin Andrzejewski, Zbigniew Jastrzębski, Alexis Padrón-Cabo

“…A reduction in high-speed running was observed in central defenders (p < 0.05), central midfielders (p < 0.01) and forwards (p < 0.05). …”
Get full text

Capacidade cardiopulmonar de jogadores de diferentes posições da Seleção Brasileira Militar de futebol: perfil da equipe no início da temporada by André Helou, Danielli Mello, José Mauro Malheiros Maia Junior, Miriam Raquel Meira Mainenti

“…Twenty-eight athletes (19-40 years old) were evaluated (five defenders, five lateral midfielders, five central defenders, six central midfielders, seven forwards). …”
Get full text

Evolution of technical activity in various playing positions, in relation to match outcomes in professional soccer by Marek Konefał, Paweł Chmura, Tomasz Zając, Jan Chmura, Edward Kowalczuk, Marcin Andrzejewski

“…These players were classified into five positional roles: central defenders (CD), full-backs (FB), central midfielders (CM), wide midfielders (WM) and forwards (F). …”
Get full text

Accelerometry-based variables in professional soccer players: Comparisons between periods of the season and playing positions by Filipe Clemente, Rui Silva, Rodrigo Ramirez-Campillo, José Afonso, Bruno Mendes, Yung-Sheng Chen

“…Comparisons between playing positions showed that midfielders had the highest weekly acute load of HMLD (6901 arbitrary units [AU]), while central defenders had the lowest (4986 AU). The pre-season period was associated with the highest acute and strain load of HMLD and number of impacts, with a progressive decrease seen during the season. …”
Get full text

Classified metabolic power-based measures in professional football players: comparison between playing positions and match period by Zeki Akyildiz, Erhan Çene, Coşkun Parim, Onat Çetin, Çağatay Turan, Yılmaz Yüksel, Rui Silva, Ana Filipa Silva, Hadi Nobari

“…Results Significant between-position differences were observed for IP (p: 0.000; d: 0.284), HP (p ≤ 0.001; d = 0.45), EP (p ≤ 0.001; d = 0.44), and for MP (p ≤ 0.001; d = 0.56), with the central defenders (CD) showing the lower values, and the central midfielders (CM) showing the higher values for the overall measures. …”
Get full text

Variations of Network Centralities Between Playing Positions in Favorable and Unfavorable Close and Unbalanced Scores During the 2018 FIFA World Cup by Filipe Manuel Clemente, Filipe Manuel Clemente, Hugo Sarmento, Gibson Moreira Praça, Pantelis Theodoros Nikolaidis, Thomas Rosemann, Beat Knechtle, Beat Knechtle

“…Moreover, in favorable (won) matches the higher values of degree centrality of central defenders (p = 0.014; ES: 0.458) and defensive midfielders (p = 0.004; ES: 0.715) were also found in unbalanced scores. …”
Get full text

Relations of the Weekly External Training Load Indicators and Running Performances in Professional Soccer Matches by Toni Modric, Sime Versic, Damir Sekulic

“…The players (age: 23.57±2.84 years) were divided into five playing positions: central defenders (n=18), fullbacks (n=20), central midfielders (n=26), wing midfielders (n=5) and forwards (n=9). …”
Get full text

Weekly variations of accelerometer variables and workload of professional soccer players from different positions throughout a season by Hadi Nobari, Gibson Moreira Praça, Sarah da Glória Teles Bredt, Pablo Prieto González, Filipe Manuel Clemente, Jorge Carlos-Vivas, Luca Paolo Ardigò

“…Four lateral-defenders and four winger-players formed LDW group, four central-defenders and four forwards formed CDF group, and six midfielder-players formed MDF group. …”
Get full text

Scanning, Contextual Factors, and Association With Performance in English Premier League Footballers: An Investigation Across a Season by Geir Jordet, Geir Jordet, Karl Marius Aksum, Daniel N. Pedersen, Anup Walvekar, Arjav Trivedi, Alan McCall, Alan McCall, Andreas Ivarsson, Andreas Ivarsson, Andreas Ivarsson, David Priestley, David Priestley

“…Close-up video analyses of scanning show positional differences (with central midfielders and central defenders scanning most frequently, forwards least) and contextual differences (with relatively lower scanning frequency in situations with tight opponent pressure, in positions wide in the field and closer to the opponent’s goal, and under certain game state conditions). …”
Get full text

Individual ball possession in soccer. by Daniel Link, Martin Hoernig

“…The analysis of ball possession at the player level indicates shortest accumulated IBC times for the central forwards (0:49 ± 0:43 min) and the longest for goalkeepers (1:38 ± 0:58 min), central defenders (1:38 ± 1:09 min) and central midfielders (1:27 ± 1:08 min). …”
Get full text