About this document
Newcastle-Ottawa Scale for Study Quality by August Christopher is a document available to read on EtoBox.
The Newcastle-Ottawa Scale (NOS) is a tool for assessing the quality of nonrandomized studies in meta-analyses. It uses a star system to judge three broad perspectives of quality - selection, comparability, and outcome for cohort and case-control studies. The scale development process involved item selection by a panel of experts, grouping items, and identifying the highest quality choices. The NOS allows for assessment of important study design elements and has been applied to evaluate studies for inclusio
- Author
- August Christopher
- Language
- EN