BMJ

The reliability and validity of the physical activity questions in the WHO health behaviour in schoolchildren (HBSC) survey: a population study

1 NSW Centre for the Advancement of Adolescent Health, Department of Paediatrics and Child Health, University of Sydney at The Children's Hospital at Westmead, New South Wales, Australia 2 Physical ...
BMJ

Reliability and validity of measures taken during the Chester step test to predict aerobic power and to prescribe aerobic exercise

Objectives: To evaluate the reliability and validity of measures taken during the Chester step test (CST) used to predict VO 2 max and prescribe subsequent exercise. Methods: The CST was performed ...