Objective: Individual work performance is differently conceptualized and operationalized in
different disciplines. The aim of the current review was twofold:(1) identifying conceptual …

Background The COSMIN checklist is a standardized tool for assessing the methodological
quality of studies on measurement properties. It contains 9 boxes, each dealing with one …

Purpose Systematic reviews of patient-reported outcome measures (PROMs) differ from
reviews of interventions and diagnostic test accuracy studies and are complex. In fact, …

The success of the Apgar score demonstrates the astounding power of an appropriate clinical
instrument. This down-to-earth book provides practical advice, underpinned by theoretical …

OBJECTIVES: Recently, an increasing number of systematic reviews have been published
in which the measurement properties of health status questionnaires are compared. For a …

OBJECTIVE: Lack of consensus on taxonomy, terminology, and definitions has led to confusion
about which measurement properties are relevant and which concepts they represent. …

Background Aim of the COSMIN study (COnsensus-based Standards for the selection of
health status Measurement INstruments) was to develop a consensus-based checklist to …

Incomplete reporting has been identified as a major source of avoidable waste in biomedical
research. Essential information is often not provided in study reports, impeding the …

Most systematic reviews rely substantially on the assessment of the methodological quality
of the individual trials. The aim of this study was to obtain consensus among experts about a …

The quality of reporting of studies of diagnostic accuracy is less than optimal. Complete and
accurate reporting is necessary to enable readers to assess the potential for bias in the …