considering the importance of randomized clinical trials (rcts) in the evidence-based approach, the objective of this study was critical appraisal of reporting rcts in iranian dental journals.after adequate searching, 113 rct articles published during 2003-2010 were reviewed for quality of reporting with the consort scale. the quality of each paper was assessed on 20.although statistical analys...

in combination with randomization, blinding or masking is an important factor in randomized controlled trials (rcts), particularly in trials that assess therapeutic effects. here an attempt is made to explain blindness and why it is important. in clinical trials, blinding is defined as the condition imposed on a study in which study participants, health care providers and assessors collecting o...

there are evidences that statins have anti-inflammatory effects beyond their cholesterol lowering properties. the study was conducted to assess the effects of atorvastatin on asthma as an inflammatory disease. patients with moderate to severe asthma were entered this randomized, double blind, crossover clinical trial. the impact of oral atorvastatin (10 mg/day) on the lung function of normolipi...