BMJ

Reliability and validity testing of a single-item physical activity measure

1 British Heart Foundation National Centre for Physical Activity and Health, School of Sport, Exercise and Health Sciences, Loughborough University, Loughborough, UK 2 School of Population Health, ...
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 ...
National Academies of Sciences%2c Engineering%2c and Medicine

Scientific Approaches to Understanding and Maximizing the Validity and Reliability of Eyewitness Identification in Law Enforcement and the Courts

Science has provided an increasingly clear picture of the inherent limits in human visual perception and memory that can lead to errors in eyewitness identification. While the law enforcement ...