Table of contents

Original articles

• The role of a relative age effect in the first winter Youth Olympic Games in 2012 (12 September, 2012)

  Christian Raschner, Lisa Müller, Carolin Hildebrandt
• Quality of life, coach behaviour and competitive anxiety in Winter Youth Olympic Games participants (12 November, 2012)

  Larissa Ledochowski, Christine Unterrainer, Gerhard Ruedl, Martin Schnitzer, Martin Kopp
• Medical services at the first Winter Youth Olympic Games 2012 in Innsbruck/Austria (31 October, 2012)

  Cornelia Blank, Patrick Schamasch, Lars Engebretsen, Simon Haslinger, Gerhard Ruedl, Christian Fink, Wolfgang Schobersberger
• Hip pads reduce the overall risk of injuries in recreational snowboarders (28 July, 2012)

  Daichi Ishimaru, Hiroyasu Ogawa, Kazuhiko Wakahara, Hiroshi Sumi, Yasuhiko Sumi, Katsuji Shimizu
• Perceived key injury risk factors in World Cup alpine ski racing—an explorative qualitative study with expert stakeholders (7 August, 2012)

  Jörg Spörri, Josef Kröll, Günter Amesberger, Ollie M Blake, Erich Müller
• The relationship between ACL injuries and physical fitness in young competitive ski racers: a 10-year longitudinal study (11 September, 2012)

  Christian Raschner, Hans-Peter Platzer, Carson Patterson, Inge Werner, Reinhard Huber, Carolin Hildebrandt
• Course setting and selected biomechanical variables related to injury risk in alpine ski racing: an explorative case study (14 September, 2012)

  Jörg Spörri, Josef Kröll, Hermann Schwameder, Christian Schiefermüller, Erich Müller
• Torsional injuries of the lower limb: an analysis of the frictional torque between different types of football turf and the shoe outsole (28 July, 2012)

  Kristof Smeets, Pieter Jacobs, Robbin Hertogs, Jean-Philippe Luyckx, Bernardo Innocenti, Kristoff Corten, Jan Ekstrand, Johan Bellemans
• Do parents' and children's concerns about sports safety and injury risk relate to how much physical activity children do? (18 July, 2012)

  Amanda Telford, Caroline F Finch, Lisa Barnett, Gavin Abbott, Jo Salmon