In a previous article in this series we explained how the critical appraisal of research is an essential step in evidence-based health care because most published research is too poor in quality to be applied to clinical practice. Critical appraisal is made easier through the use of quality checklists that can help you to appraise research studies systematically and efficiently. The 3 basic app...

Decisions in healthcare should be based on information obtained according to the principles of Evidence-Based Medicine (EBM). An increasing number of systematic reviews are published which summarize the results of prevalence studies. Interpretation of the results of these reviews should be accompanied by an appraisal of the methodological quality of the included data and studies. The critical a...

Studies of human growth throughout Iran since 1966 have been surveyed critically. Only 32 papers and 15 research reports on this very crucial issue have been published or compiled so far, most of them on Tehran and Shiraz, which is negligible in comparison with American or European and even some African and Asian studies. Though measurements of height and weight naturally predominate, arm ...