Nature

Construct validity of real-world digital mobility outcomes in patients after proximal femoral fracture: a cross-sectional observational study

Digital mobility outcomes (DMOs) offer unique insights into recovery of real-world mobility after proximal femoral fracture (PFF), but their clinical validity remains to be established. This study ...
Simon Fraser University

Chapter 4.

1. What is the difference between the reliability and validity of a measurement? The validity of a measure is the extent to which differences in scores on the instrument reflect true differences among ...
Nature

Construct validity of the international standards to document remaining autonomic function after spinal cord injury (ISAFSCI) (1st edition)

Data were collected between 2011–2014. Assessments included the ISAFSCI, standardized measures of autonomic function and a clinical examination. Construct validity of ISAFSCI was assessed by testing a ...
Medscape

HESI Exams: An Overview of Reliability and Validity

HESI determines the reliability of HESI exams by conducting an item analysis on each exam that is administered and returned to the company for a composite report of the aggregate data. Discrimination ...