In Consumer Reports’ labs, we design tests that identify which products are the best at what they do. But to find out which ones are also the most reliable and make customers the happiest, we rely on ...

Background: Self-report questionnaires play an important role as outcome measures in shoulder research. Having an estimate of the measurement error of these ...

Consumer Reports receives a wide range of questions from enthusiasts and the auto industry looking for a deeper understanding of the methodology used in the reliability section of our latest Annual ...

Annual reliability rankings have become a blunt reality check for carmakers that lean on marketing gloss while struggling to ...

Those of us in the business of psychological measurement use the terms reliability and validity a lot. You've probably seen those terms on the Psychology Today website (they appear thousands of times) ...

Barbara L. Conner-Spady, Deborah A. Marshall, Eric Bohm, Michael J. Dunbar, Lynda Loucks, Ammar Al Khudairy and Tom W. Noseworthy Purpose To assess the test-retest reliability of the EQ-5D-5L (5L) and ...

When you're looking to buy a new laptop, you want one that will last. See which laptop brands ranked highest for their ...

This prospective methodological study was undertaken as a two-step process. First, the OSS and the WORC index were translated and adapted into Norwegian; second the three questionnaires were evaluated ...