In a randomized experiment, allocation concealment hides the sorting of trial participants into treatment groups so that this knowledge cannot be exploited. Adequate allocation concealment serves to ...
Randomised clinical trials (RCTs) remain the gold standard in evaluating therapeutic interventions, ensuring that treatment effects are not confounded by systematic errors. Central to these trials is ...
Data sources Cochrane Oral Health Group specialised register of RCT, limited to the Journal of Clinical Periodontology, Journal of Periodontology and Journal of Periodontal Research from 1996 to 1998.
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