Randomized Control Trial

См. также в других словарях:

• Randomized controlled trial — Flowchart of four phases (enrollment, intervention allocation, follow up, and data analysis) of a parallel randomized trial of two groups, modified from the CONSORT (Consolidated Standards of Reporting Trials) 2010 Statement[1] …   Wikipedia

• randomized controlled trial — ran·dom·ized controlled trial ran də .mīzd n a clinical trial in which the subjects are randomly distributed into groups which are either subjected to the experimental procedure (as use of a drug) or which serve as controls called also randomized …   Medical dictionary

• Randomized block design — In the statistical theory of the design of experiments, blocking is the arranging of experimental units in groups (blocks) that are similar to one another. Typically, a blocking factor is a source of variability that is not of primary interest to …   Wikipedia

• trial — A test or experiment, usually conducted under specific conditions. clinical t. a controlled experiment involving a defined set of human subjects, having a clinical event as an outcome measure, and intended to yield scientifically valid… …   Medical dictionary

• Clinical trial — Clinical trials are a set of procedures in medical research and drug development that are conducted to allow safety (or more specifically, information about adverse drug reactions and adverse effects of other treatments) and efficacy data to be… …   Wikipedia

• Case-control — is a type of epidemiological study design. Case control studies are used to identify factors that may contribute to a medical condition by comparing subjects who have that condition (the cases ) with patients who do not have the condition but are …   Wikipedia

• N of 1 trial — An N of 1 trial is a clinical trial in which a single patient is the entire trial, a single case study. A trial in which random allocation can be used to determine the order in which an experimental and a control intervention are given to a… …   Wikipedia

• Completely randomized design — In the design of experiments, completely randomized designs are for studying the effects of one primary factor without the need to take other nuisance variables into account. This article describes completely randomized designs that have one… …   Wikipedia

• Open-label trial — An open label trial or open trial is a type of clinical trial in which both the researchers and participants know which treatment is being administered.[1] [2] This contrasts with single blind and double blind experimental designs, where… …   Wikipedia

• Post-randomized consent — Also known as Zelen s design, this is an experiment design for randomized clinical trials proposed by statistician Dr. Marvin Zelen. In this design, patients are randomized to either the treatment group of the control group before being consented …   Wikipedia

• Scientific control — Take identical growing plants and give fertilizer to half of them. If there are differences between the fertilized plant group and the unfertilized control group, these differences may be due to the fertilizer. Scientific control allows for… …   Wikipedia