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In search of justification for the unpredictability paradox

Abstract:

A 2011 Cochrane Review found that adequately randomized trials sometimes revealed larger, sometimes smaller, and often similar effect sizes to inadequately randomized trials. However, they found no average statistically significant difference in effect sizes between the two study types. Yet instead of concluding that adequate randomization had no effect the review authors postulated the “unpredictability paradox”, which states that randomized and non-randomized studies differ, but in an unpre...

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Publication status:
Published
Peer review status:
Peer reviewed

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Files:
Publisher copy:
10.1186/1745-6215-15-480

Authors


More by this author
Institution:
University of Oxford
Division:
SSD
Department:
Said Business School
Role:
Author
More by this author
Institution:
University of Oxford
Division:
MSD
Department:
Primary Care Health Sciences
Role:
Author
Publisher:
BioMed Central Publisher's website
Journal:
Trials Journal website
Volume:
15
Issue:
1
Pages:
480
Publication date:
2014-01-01
Acceptance date:
2014-11-24
DOI:
EISSN:
1745-6215
Pmid:
25490908
Source identifiers:
493496
Language:
English
Keywords:
Pubs id:
pubs:493496
UUID:
uuid:575aa1ab-090a-487b-94af-2b339cae7dd5
Local pid:
pubs:493496
Deposit date:
2016-12-19

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