Browse the glossary:
Top Ten terms
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cut-off value
(cut-off point, cut point, threshold)
— 52602 views
“For diagnostic or screening tests, the value used to divide continuous results into categories; typically positive and negative” … (read more)
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index test
— 34870 views
“A diagnostic test that is being evaluated against a reference standard test in a study of test accuracy” … (read more)
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summary of findings
(iSoF, interactive summary of findings)
— 33567 views
“A table summarising key information about the most important treatment outcomes, including a summary of the results and the certainty of the evidence” … (read more)
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performance bias
— 20705 views
“Bias resulting from differences in the care provided to the participants in a study, other than the treatments being compared.” … (read more)
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length-time bias
(length bias)
— 18042 views
“In screening, an apparent increase in survival due to detecting disease earlier than it would otherwise have been detected” … (read more)
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effect estimate
(effect size, estimate of effect, point estimate)
— 17446 views
“A statistical measure indicating the most likely size of a treatment effect” … (read more)
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randomized study
(randomized control trial, RCT, randomized trial, randomized controlled trial (should not be used))
— 17437 views
“A category of studies comparing two or more treatments in which random allocation is used to assign participants to treatment comparison groups” … (read more)
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systematic review
— 16825 views
“A summary of studies addressing a clear question, using systematic and explicit methods to identify, select, and critically appraise relevant studies, and to collect and analyse data from them” … (read more)
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baseline characteristics
(baseline data)
— 16804 views
“Descriptive information about the participants in a study collected at the beginning of the study” … (read more)
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reference standard test
(gold standard, reference test)
— 16482 views
“The best available method of determining whether people have a condition” … (read more)