Identifying outcome reporting bias in randomised trials on PubMed: Review of publications and survey of authors

British Medical Journal

Volumn 330, Issue 7494, 2005, Pages 753-756

  Chan, An Wen ^a   Altman, Douglas G ^b  

^a UNIVERSITY HEALTH NETWORK   (Canada)

^b IMPERIAL CANCER RESEARCH FUND   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

CLINICAL PROTOCOL; MEDICAL LITERATURE; MEDLINE; OUTCOMES RESEARCH; PRIORITY JOURNAL; PUBLICATION; RELIABILITY; REVIEW; ARTICLE; CLINICAL TRIAL; CONTROLLED CLINICAL TRIAL; EPIDEMIOLOGY; INFORMATION PROCESSING; PREVALENCE; RANDOMIZED CONTROLLED TRIAL; STANDARD; STATISTICS; TREATMENT OUTCOME;

BIAS (EPIDEMIOLOGY); DATA COLLECTION; PREVALENCE; PUBMED; RANDOMIZED CONTROLLED TRIALS; SELECTION BIAS; TREATMENT OUTCOME;

EID: 17144387322     PISSN: 09598146     EISSN: None     Source Type: Journal    
DOI: 10.1136/bmj.38356.424606.8F1     Document Type: Review

References (9)

1. Chan AW, Hróbjartsson A, Haahr MT, Gøtzsche PC, Altman DG. Empirical evidence for selective reporting of outcomes in randomized trials: comparison of protocols to published articles. JAMA 2004;291:2457-65.
2. Chan AW, Krleža-Jerić K, Schmid I, Altman DG. Outcome reporting bias in randomized trials funded by the Canadian Institutes of Health Research. CMAJ 2004;171:735-40.
3. Chan AW, Altman DG. Epidemiology and reporting of randomised trials published in PubMed journals. Lancet (in press).
4. West RR, Jones DA. Publication bias in statistical overview of trials: example of psychological rehabilitation following myocardial infarction [abstract]. In: Proceedings of the 2nd International Conference on the Scientific Basis of Health Services and 5th Annual Cochrane Colloquium; 1997 October 8-12, Amsterdam: 82.
5. McCormack K, Scott NW, Grant AM. Outcome reporting bias and individual patient data meta-analysis: a case study in surgery [abstract]. In: Abstracts for workshops and scientific sessions, 9th International Cochrane Colloquium; 2001 October 9-13, Lyons: 34-5.
6. Felson DT. Bias in meta-analytic research. J Clin Epidemiol 1992;45:885-92.
7. Moher D, Schulz KF, Altman DG. The CONSORT statement: revised recommendations for improving the quality of reports of parallel-group randomised trials. Lancet 2001;357:1191-4.
8. Ioannidis JP, Evans SJ, Gøtzsche PC, O'Neill RT, Altman DG, Schulz K, et al. Better reporting of harms in randomized trials: an extension of the CONSORT statement. Ann Intern Med 2004;141:781-8.
9. Song F, Eastwood AJ, Gilbody S, Duley L, Sutton AJ. Publication and related biases. Health Technol Assess 2000;4(10):1-115.