Non-publication of large randomized clinical trials: cross sectional analysis

Objective To estimate the frequency with which results of large randomized clinical trials registered with ClinicalTrials.gov are not available to the public.Design Cross sectional analysisSetting Trials with at least 500 participants that were prospectively registered with ClinicalTrials.gov and co...

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Bibliographic Details
Published in:	BMJ (Online) Vol. 347; no. oct28 9; p. f6104
Main Authors:	Jones, Christopher W, Handler, Lara, Crowell, Karen E, Keil, Lukas G, Weaver, Mark A, Platts-Mills, Timothy F
Format:	Journal Article
Language:	English
Published:	England British Medical Journal Publishing Group 29.10.2013 BMJ Publishing Group LTD BMJ Publishing Group Ltd
Subjects:	Access to Information Bias Clinical trials Cross-Sectional Studies Enrollments Ethics Evidence-based medicine Fines & penalties Food Human subjects Publishing - statistics & numerical data Randomized Controlled Trials as Topic - statistics & numerical data Registration Registries - statistics & numerical data Reviews Time Factors United States > US
ISSN:	0959-8138, 1756-1833, 1756-1833
Online Access:	Get full text
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