5. Confidence interval (CI):
Even studies that are perfectly designed and carried out may show variable results because of the play of chance. CI covers the likely range of the true effect. ...
This information has been extracted from the Cochrane Collaboration website. To see the complete document:
Tools available for your use (linked within this electronic book):
|Evidence from a systematic review of meta-analysis of all relevant RCTs
|Evidence obtained from well-designed RCTs
|Evidence obtained from well-designed controlled trials without randomization
|Evidence from well-designed case-control and cohort studies
|Evidence from systematic reviews of descriptive and qualitative studies
|Evidence from single descriptive or qualitative studies
|Evidence from the opinion of authorities and/or reports of expert communities
Table taken from Evidence-Based Practice in Nursing and Healthcare: A Guide to Best Practice, 2011, page 12. Print volume, 4th floor, Call # WY 100.7 M527e 211
Appraisal tools for Systematic Reviews, Randomized Controlled Trials, Cohort Studies, Case Control Studies, etc.