BMJ6mon
Reliability and validity testing of a single-item physical activity measure
Design Two single-item assessment tools were ... question and half completed the past-month version. Test–retest reliability was assessed over a 2- to 5-day period. Concurrent validity was assessed ...
BMJ7mon
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 ...