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Randomized controlled trial - Wikipedia RCTs are considered to be the most reliable form of scientific evidence in the hierarchy of evidence that influences healthcare policy and practice because RCTs reduce spurious causality and bias
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Randomized Controlled Trials - PMC Randomized controlled trials (RCTs) are considered the highest level of evidence to establish causal associations in clinical research There are many RCT designs and features that can be selected to address a research hypothesis
Randomized controlled trials - The what, when, how and why RCTs are true experiments in which participants are randomly allocated to receive a certain intervention (experimental group) or a different intervention (comparison group), or no treatment at all (control or placebo group)
Cochrane Central Register of Controlled Trials (CENTRAL) Cochrane Central Register of Controlled Trials (CENTRAL) Trust CENTRAL to find the high-quality evidence you need CENTRAL is a rich database of bibliographic reports of randomized controlled trials You can search CENTRAL for high-quality evidence from many trusted sources This helps you find the best available evidence to answer your questions quicker Access CENTRAL Access to CENTRAL is
Randomized Controlled Trials - PubMed Randomized controlled trials (RCTs) are considered the highest level of evidence to establish causal associations in clinical research There are many RCT designs and features that can be selected to address a research hypothesis