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Cochrane Review

Cochrane Reviews are systematic reviewsIn systematic reviews we search for and summarize studies that answer a specific research question...

Consumer

‘Consumer’ is Cochrane’s preferred term for patients (or someone with personal experience of a health condition), care-givers or family...

controlled trial

A trialClinical trials are research studies involving people who use healthcare services. They often compare a new or different...

data

DataData is the information collected through research. More is the information collected through research.

Dose-dependent

A response to a drug which may be related to the amount received (i.e. the dose). Sometimes trialsClinical trials...

Dose-response relationship

The relationship between the quantity of treatmentSomething done with the aim of improving health or relieving suffering. For example,...

Effectiveness

The ability of an interventionA treatment, procedure or programme of health care that has the potential to change the...

Efficacy

The extent to which an interventionA treatment, procedure or programme of health care that has the potential to change...

Epidemiology

The studyAn investigation of a healthcare problem. There are different types of studies used to answer research questions, for...

Equipoise

A state of uncertainty where a person believes it is equally likely that either of two treatmentSomething done with...

Equivalence trial

A studyAn investigation of a healthcare problem. There are different types of studies used to answer research questions, for...

False negative

In diagnostic tests, a conclusion that a person does not have the disease or condition being tested, when they...