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THANK YOU
• Acknowledgements
• Miranda Cumpston and • Asbjørn Hrobjartsson
References
1. Empirical evidence of bias in treatment effect estimates in controlled trials with different interventions and outcomes: meta-epidemiological study. Wood, L. BMJ 2008;336:601
2. Does quality of reports of randomised trials affect estimates of intervention efficacy reported in meta-analyses? Moher D. Lancet 1998; 352: 609-13
3. Published methodological quality of randomized controlled trials does not reflect the actual quality assessed in protocols. Mhaskar R. Journal of clinical epidemiology. 2012. 65, 602-9
4. Subverting randomization in controlled trials. Schulz KF. JAMA. 1995 Nov 8;274(18):1456-8.
5. Potential for technical errors and subverted allocation can be reduced if certain guidelines are followed: Examples
from a web-based survey. Hewitt C. Journal of clinical epidemiology. 2009, 62, 261-9
6. Can trial quality be reliably assessed from published reports of cancer trials: evaluation of risk of bias assessments in
systematic reviews. Vale C. BMJ 2013; 346.
7. Is there value in making author contact when determining risk of bias in a Cochrane Systematic Review? Atherton H.
Cochrane Community website. 2013
8. Berger VW, Exner DV. Detecting selection bias in randomized clinical trials. Controlled Clinical Trials 1999; 20:319–327.
9. Proschan M. In 1994; 4:219–231.
10. Follmann D, Proschan M. The e ect of estimation and biasing strategies on selection bias in clinical trials. Journal of Statistical Planning and Inference 1994; 39:1–17.
11. Zelen M. Discussion of biostatistical collaboration in medical research by Jonas H. Ellenberg. Biometrics 1990: 46:28– 29.
12. Meinert CL. Clinical Trials, Design, Conduct, and Analysis. Oxford University Press: New York, 1986.
13. Jordan VM. There were large discrepancies in RoB tool judgements when a RCT appeared in more than one systematic
review. J Clin Epidemiol 2017. 2017: 81:72-76.
14. Bertizzolo L. Disagreements in RoB assessment for RCTs included in more than one Cochrane systematic reviews: a research on research study using cross-sectional design. BMJ Open 2019: 9:4.
uence of selection bias on type I error rate under random permuted block designs. Statistica Sinica
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