1 Potsdam University, Professorship of Sportsmedicine and Sportsorthopaedics, Potsdam, Germany 2 Potsdam University, Professorship of Sociology of Sport and Health, Potsdam, Germany Background Since ...

Purpose To focus attention on the need for rigorous and carefully designed test–retest reliability assessments for new patient-reported outcomes and to encourage retest researchers to be thoughtful, ...

Background: Isokinetic dynamometry is a widely used tool for measuring muscle strength in clinical intervention and rehabilitation as well as research in children. Objective: To assess the test-retest ...

This is the first study to evaluate the Dutch version of the IPQ-B in ANLBP patients. The internal reliability, test-retest reliability, and concurrent validity indicate that the Dutch IPQ-B is of ...

1 Human Physiology and Sports Physiotherapy Research Group, Faculty of Physical Education and Physiotherapy , Vrije Universiteit Brussel, Brussels, Belgium 2 Amsterdam Collaboration on Health and ...