The regression of lung function change on the initial lung function level is biased when the initial level is measured with random error. Several methods have been ...
Background: Self-report questionnaires play an important role as outcome measures in shoulder research. Having an estimate of the measurement error of these ...
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) ...
The study was conducted at the rehabilitation clinic "RehaClinic" (locations Bad Zurzach and Braunwald, Switzerland), which is attended by severely disabled patients suffering from persistent ...
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