International Journal of Sports Physiology and Performance, Volume 16, 2021, No. 9


Best-Practice Coaches: An Untapped Resource in Sport-Science Research
Thomas Haugen
Page: 1215–1216
DOI: 10.1123/ijspp.2021-0277

Brief Review

Wetsuit Use During Open Water Swimming. Does It “Suit” Everybody? A Narrative Review
Claudio Quagliarotti, Matteo Cortesi, Giorgio Gatta, Marco Bonifazi, Paola Zamparo, Roberto Baldassarre, Veronica Vleck, Maria Francesca Piacentini
Page: 1217–1224
DOI: 10.1123/ijspp.2020-0808

Original Investigations

Sleep Characteristics of Elite Youth Athletes: A Clustering Approach to Optimize Sleep Support Strategies
Haresh T. Suppiah, Richard Swinbourne, Jericho Wee, Vanes Tay, Paul Gastin
Page: 1225–1233
DOI: 10.1123/ijspp.2020-0675

Anthropometric Profiles and Physical Characteristics in Competitive Female English Premiership Rugby Union Players
Xiang Yao, Christopher Curtis, Anthony Turner, Chris Bishop, Alex Austerberry, Shyam Chavda
Page: 1234–1241
DOI: 10.1123/ijspp.2020-0017

Performance Assessment for Rock Climbers: The International Rock Climbing Research Association Sport-Specific Test Battery
Nick Draper, David Giles, Nicola Taylor, Laurent Vigouroux, Vanesa España-Romero, Jiří Baláš, Ignacio Solar Altamirano, Franziska Mally, Ina Beeretz, Jorge Couceiro Canalejo, Gabriel Josseron, Jan Kodejška, María José Arias Téllez, German Gallo Cabeza de Vaca
Page: 1242–1252
DOI: 10.1123/ijspp.2020-0672

Cardiac Biomarkers Following Marathon Running: Is Running Time a Factor for Biomarker Change?
Natthapon Traiperm, Rungchai Chaunchaiyakul, Martin Burtscher, Hannes Gatterer
Page: 1253–1260
DOI: 10.1123/ijspp.2020-0352

The Influence of Different Training Load Quantification Methods on the Fitness-Fatigue Model
Kobe M. Vermeire, Freek Van de Casteele, Maxim Gosseries, Jan G. Bourgois, Michael Ghijs, Jan Boone
Page: 1261–1269
DOI: 10.1123/ijspp.2020-0662

Recovery Kinetics Following Small-Sided Games in Competitive Soccer Players: Does Player Density Size Matter?
Konstantinos Papanikolaou, Panagiotis Tsimeas, Angeliki Anagnostou, Alexandros Varypatis, Christos Mourikis, Theofanis Tzatzakis, Dimitrios Draganidis, Dimitrios Batsilas, Theodoros Mersinias, Georgios Loules, Athanasios Poulios, Chariklia K. Deli, Alexios Batrakoulis, Athanasios Chatzinikolaou, Magni Mohr, Athanasios Z. Jamurtas, Ioannis G. Fatouros
Page: 1270–1280
DOI: 10.1123/ijspp.2020-0380

Elite Junior Throwers Unlikely to Remain at the Top Level in the Senior Category
Gennaro Boccia, Marco Cardinale, Paolo Riccardo Brustio
Page: 1281–1287
DOI: 10.1123/ijspp.2020-0699

A Sleep Analysis of Elite Female Soccer Players During a Competition Week
Craig Thomas, Helen Jones, Craig Whitworth-Turner, Julien Louis
Page: 1288–1294
DOI: 10.1123/ijspp.2020-0706

Positional Match Running Performance and Performance Profiles of Elite Female Field Hockey
Jonne A. Kapteijns, Kevin Caen, Maarten Lievens, Jan G. Bourgois, Jan Boone
Page: 1295–1302
DOI: 10.1123/ijspp.2020-0337

Fitness Tests and Match Performance in a Male Ice Hockey National League
Thomas Haugen, Will Hopkins, Felix Breitschädel, Gøran Paulsen, Paul Solberg
Page: 1303–1310
DOI: 10.1123/ijspp.2020-0644

The Relationship Between Absolute and Relative Upper-Body Strength and Handcycling Performance Capabilities
Jonpaul Nevin, Paul M. Smith
Page: 1311–1318
DOI: 10.1123/ijspp.2020-0580

Exercise-Induced Salivary Hormone Responses to High-Intensity, Self-Paced Running
Diogo V. Leal, Lee Taylor, John Hough
Page: 1319–1327
DOI: 10.1123/ijspp.2020-0541

Performance Analysis in Football-Specific Tests by Para-Footballers With Cerebral Palsy: Implications for Evidence-Based Classification
Javier Yanci, Daniel Castillo, Aitor Iturricastillo, Astrid Aracama, Alba Roldan, Raúl Reina
Page: 1328–1334
DOI: 10.1123/ijspp.2020-0370

Differences in V˙O2max Measurements Between Breath-by-Breath and Mixing-Chamber Mode in the COSMED K5
Kay Winkert, Johannes Kirsten, Rupert Kamnig, Jürgen M. Steinacker, Gunnar Treff
Page: 1335–1340
DOI: 10.1123/ijspp.2020-0634

Criterion Validity of a Field-Based Assessment of Aerobic Capacity in Wheelchair Rugby Athletes
Vicky L. Goosey-Tolfrey, Sonja de Groot, Keith Tolfrey, Tom A.W. Paulson
Page: 1341–1346
DOI: 10.1123/ijspp.2020-0517

Time Spent Near V˙O2max During Different Cycling Self-Paced Interval Training Protocols
Cristiano Dall’ Agnol, Tiago Turnes, Ricardo Dantas De Lucas
Page: 1347–1353
DOI: 10.1123/ijspp.2020-0314

Brief Reports

Load Index and Vertical Jump to Monitor Neuromuscular Fatigue in an Elite 800-m Athlete
Luis A. Marco-Contreras, Beatriz Bachero-Mena, David Rodríguez-Rosell, Juan J. González-Badillo
Page: 1354–1358
DOI: 10.1123/ijspp.2020-0474

Is Altitude Training Bad for the Running Mechanics of Middle-Distance Runners?
Grégoire P. Millet, Rosalie Trigueira, Frédéric Meyer, Marcel Lemire
Page: 1359–1362
DOI: 10.1123/ijspp.2020-0737

Demands of the Tour de France: A Case Study of a World-Class Sprinter (Part I)
Teun van Erp, Marcel Kittel, Robert P. Lamberts
Page: 1363–1370
DOI: 10.1123/ijspp.2020-0700

Sprint Tactics in the Tour de France: A Case Study of a World-Class Sprinter (Part II)
Teun van Erp, Marcel Kittel, Robert P. Lamberts
Page: 1371–1377
DOI: 10.1123/ijspp.2020-0701

Not All About the Effort? A Comparison of Playing Intensities During Winning and Losing Game Quarters in Basketball
Jordan L. Fox, Jesse Green, Aaron T. Scanlan
Page: 1378–1381
DOI: 10.1123/ijspp.2020-0448

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