The stepped-up reliability coefficient does not have the same standard error as an ordinary correlation coefficient. Fisher's z-transformation should not be applied ...

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 ...

1 Department of Educational Psychology, University of Alberta, Edmonton, Canada 2 Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Canada 3 Glen Sather Sports Medicine Center, ...

The main findings of the present study were that the agreement, reliability and construct validity of the questionnaires examined are acceptable. Differences in agreement between the questionnaires ...

Objective: To develop and test the reliability and validity of the State Behavioral Scale for use in describing sedation/agitation levels in young intubated patients supported on mechanical ...

Institute of Human Movement Sciences, University of Groningen, the Netherlands Correspondence to: Dr K A P M Lemmink University of Groningen, Institute of Human Movement Sciences, A. Deusinglaan 1, ...