Understanding controlled trials: Randomisation methods in controlled trials
نویسندگان
چکیده
منابع مشابه
Blindness in Randomized Controlled Trials
In combination with randomization, blinding or masking is an important factor in randomized controlled trials (RCTs), particularly in trials that assess therapeutic effects. Here an attempt is made to explain blindness and why it is important. In clinical trials, blinding is defined as the condition imposed on a study in which study participants, health care providers and assessors collecting o...
متن کاملblindness in randomized controlled trials
in combination with randomization, blinding or masking is an important factor in randomized controlled trials (rcts), particularly in trials that assess therapeutic effects. here an attempt is made to explain blindness and why it is important. in clinical trials, blinding is defined as the condition imposed on a study in which study participants, health care providers and assessors collecting o...
متن کاملLay public's understanding of equipoise and randomisation in randomised controlled trials.
OBJECTIVES To research the lay public's understanding of equipoise and randomisation in randomised controlled trials (RCTs) and to look at why information on this may not be not taken in or remembered, as well as the effects of providing information designed to overcome barriers. DESIGN Investigations were informed by an update of systematic review on patients' understanding of consent inform...
متن کاملSham Electroacupuncture Methods in Randomized Controlled Trials
Sham electroacupuncture (EA) control is commonly used to evaluate the specific effects of EA in randomized-controlled trials (RCTs). However, establishing an inert and concealable sham EA control remains methodologically challenging. Here, we aimed to systematically investigate the sham EA methods. Eight electronic databases were searched from their inception to April 2015. Ten out of the 17 sh...
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ژورنال
عنوان ژورنال: BMJ
سال: 1998
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.317.7168.1301