In: Evidence in the era of globalisation. Two review authors extracted and checked information to describe the included studies, assessed risk of bias and performed the analyses. Chan AW. See archived version. BMC Med Res Methodol 2014;14:132. Mahoney CR, Brunye TT, Giles G, Lieberman HR, Taylor HA. [PMID: 23413228], Hrobjartsson A. Clin Orthop Relat Res 2007; 457:235-41. Nassir GS, Shirzadi AA, Filkowski M. Publication bias and the pharmaceutical industry: the case of lamotrigine in bipolar disorder. CMAJ 2013 Mar 5;185(4):E201-E211. Yu X, Ivanic J, Memisevic V, Wallqvist A, Reifman J. Categorizing biases in high-confidence high-throughput protein-protein interaction data sets. The Methodological Expectations for Cochrane Intervention Reviews (MECIR) Manual includes standards for assessing risk of bias in included . Systematic review of the empirical evidence of study publication bias and outcome reporting bias. Briel M, Lane M, Montori VM, Bassler D, Glasziou P, Malaga G, et al. Standardised mortality ratios. Neurologia 2008;23(6):342-8. Royal Assent, 9th September 2019. JAMA 2009;302(9):977-84. Exp Clin Psychopharmacol 2010;18(6):489-97. Cossio P, Marinelli F, Laio A, Pietrucci F. Optimizing the performance of bias-exchange metadynamics: folding a 48-residue LysM domain using a coarse-grained model. Statistical methods for dealing with publication bias in meta-analysis. The presence and effect of bias in trials of early enteral nutrition in critical care. Llovet JM, Bisceglie AM, Bruix J, Kramer BS, Lencioni R, Zhu AX, et al. Serious methodological biases and ethical concern. Ann Intern Med 2011;154(2):137-8. The relevant chapter in the Cochrane Handbook for Systematic Reviews of Interventions Chapter 8, titled 'Assessing risk of bias in a randomized trial'. Moreno SG, Sutton AJ, Ades AE, Cooper NJ, Abrams KR. [PMID: 24794697], Malicki M. Is there a solution to publication bias? Systematic reviewers neglect bias that results from trials stopped early for benefit. Dickinson CA, Intraub H. Spatial asymmetries in viewing and remembering scenes: consequences of an attentional bias? Dissemination and publication of research findings: an updated review of related biases. For randomized trials, the Cochrane 'Risk of bias' tool should be used, involving judgements and supports for those judgements across a series of domains of bias, as described in Chapter 8 of the Handbook (version 5 or later). Biomedical journals lack a consistent method to detect outcome reporting bias: a cross-sectional analysis. Al-Marzouki S, Roberts I, Evans S, Marshall T. Selective reporting in clinical trials: analysis of trial protocols accepted by The Lancet. Effects of study precision and risk of bias in networks of interventions: a network meta-epidemiological study. Publication bias in reproductive medicine: from the European Society of Human Reproduction and Embryology annual meeting to publication. ���y���Lr9�ig��1�������0��~~�Y���~���YY$$㖗:�so��� 6���̓U��7xg�g�����'��o���l����a-�L��������E��j�Ļ�>���fW��G��Y����Ϝ��������Y'��tU��,5��RV��_��m� s�9z��O RZ��Ri��5W�d���z�k���W�&j��?\��ר�5�����:��۬�>�χ��ʏ�,S�+y)�X����~�*��膿\��.��ϋ�� C8��r9�(��{�1�r�����L^0��ř��;{qf���� ���e}Q�.�!\ㅩ/��H��Х�b�k�d�ts�.8>R�C�H(S���u9�V�p0�J%�&J��É)_�j����j���!�� A modified regression method to test publication bias in meta-analyses with binary outcomes. In a review of 686 systematic reviews, Quigley et al. Int J Med Sci 2011;8(6):492-500, Liu JP, Han M, Li XX, Mu YJ, Lewith G, Wang YY, et al. Links between anxiety and allergies: psychobiological reality or possible methodological bias? Schizophr Res 2009;113(1):12-8. Ophthalmology 2008;115(2):412-3. Tsilidis KK, Panagiotou OA, Sena ES, Aretouli E, Evangelou. Arch Pediatr Adolesc Med 2004; 158(10): 983-7. Journal of Dentistry 2010;38(6):443-50. The impact of outcome reporting bias in randomised controlled trials on a cohort of systematic reviews. Disappearing act: decay of uniform resource locators in health care management journals. BMJ 2013;346:f2304. Int J Oral Maxillofac Implants 2011;26(5):1024-32. Kjaergard LL, Frederiksen S, Gluud C. Validity of randomized clinical trials in Gastroenterology from 1964-2000. Association of funding and conclusions in randomised drug trials. Rising K, Bacchetti P, Bero L. Correction: Reporting bias in drug trials submitted to the Food and Drug Administration: review of publication and presentation. Clin Chem Lab Med 2008;46(11):1562-7. Industry funding and the reporting quality of large long-term weight loss trials. Huwiler-Muntener K, Juni P, Junker C, Egger M. Quality of reporting of randomized trials as a measure of methodologic quality. JAMA 2014 Jul;312(2):171-9. Caffeine-induced physiological arousal accentuates global processing biases. Contemp Clin Trials 2010;31(3):201. Medical journals' policies and their editors' and publishers' views on trial registration and publication bias: quantitative and qualitative study. PLoS Biol 2014 Jan;12(1):e1001770. Borm GF, Heijer M, Zielhuis GA. BMC Med Res Methodol 2008;8:4. Koretz RL. McPartland JM. For more information refer to the EQUATOR network for resources for good reporting. Empirical evidence of bias. Comparative effect sizes in randomised trials from less developed and more developed countries: meta-epidemiological assessment. Cochrane Database Syst Rev 2009;(1):MR000006. [PMID: 24086427], Krauth D. Instruments for assessing risk of bias and other methodological criteria of published animal studies: a systematic review. Researchers call for changes in dissemination of clinical research results. J Clin Epidemiol 2009;62(12):1261-7. Vet Surg 2008;37(3):241-6. Golder S,LokeYK, Bland M. Unpublished data can be of value in systematic reviews of adverse effects: methodological overview. Hum Reprod 2011;26(6):1371-6. Stereotactic radiosurgery eligibility and selection bias in the treatment of glioblastoma multiforme. Discrepancies in sample size calculations and data analyses reported in randomised trials: comparison of publications with protocols. Semin Arthritis Rheum 2014 Jun;43(6):730-7. For a more comprehensive list of resources, please consult the. Biometrics 2004; 60(1): 146-53. Bias and conflicts of interest 8. To assess risk of bias, we used Cochrane's RoB 2 tool for cRCTs. Empirical evidence of bias in the design of experimental stroke studies: a metaepidemiologic approach. Journal of General Internal Medicine 1986; 1(3): 155-8. Stat Med 2013 Dec 10;32(28):4859-74. 2001;204-218. The Cochrane Database of Systematic Reviews consists of original material written by members of the Cochrane Collaboration. Identifying items to assess methodological quality in physical therapy trials: a factor analysis. Harmer CJ, O'Sullivan U, Favaron E, Massey-Chase R, Ayres R, Reinecke A, et al. Howland RH. J Hepatol 2008;49(4):672-3. JAMA 2011;305(23):2462-3. Stat Med 2012;31(20):2179-95. Moreno SG, Sutton AJ, Turner EH, Abrams KR, Cooper NJ, Palmer TM, et al. Doucet M, Sismondo S. Evaluating solutions to sponsorship bias. Bias is assessed as a judgement (high, low, or unclear) for individual elements from five domains (selection, performance, attrition, reporting, and other). Crossley NA, Sena E, Goehler J, Horn J, van der Worp B, Bath PM, et al. Covidence uses Cochrane Risk of Bias (which is designed for rating RCTs and cannot be used for other study types) as the default tool for quality assessment of included studies. J Clin Epidemiol 2000; 53(11): 1119-29. Neuropsychopharmacology 2012;37(13):2772-9. Author Information. J Appl Behav Anal 2014;47(3):663-78. Ahmed I, Sutton AJ, Riley RD. Modelling publication bias in meta-analysis: a review. JAMA 2008;300(9):1069-71. Harbord RM, Egger M, Sterne JA. Abstracts of randomized controlled trials presented at the society for pediatric research meeting: an example of publication bias. Ann Intern Med 2011;154(2):137. For non-randomized studies, the most appropriate tool is described in Chapter 25. Terrin N, Schmid CH, Lau J. Am J Epidemiol 2006;163:493-501. A separate tool also covers bias due to missing results in meta-analysis (see Chapter 13). BMJ 2005;330(7493):724-6. RoB 2 is structured into a fixed set of five domains of bias and a series of signalling questions about features of the trial that are relevant to risk of bias. Can J Hosp Pharm 2012;65(5):387-93. Incorporating quality assessments of primary studies in the conclusions of diagnostic accuracy reviews: a cross-sectional study. BMJ 2009;338:b780, 2009. Vecchi S, Belleudi V, Amato L, Davoli M,PerucciCA. PLoS Medicine 2009;6(1):e117. Resources. Psychoneuroendocrinology 2010;35(1):21-32. [PMID: 24753050], Carter EC. Floriani I, Rotmensz N, Albertazzi E, Torri V, Rosa M, Tomino C, et al. [PMID: 24465176], Krauth D. Nonindustry-sponsored preclinical studies on statins yield greater efficacy estimates than industry-sponsored studies: a meta-analysis. Kramar A, Bascoul-Mollevi C. Early stopping rules in clinical trials based on sequential monitoring of serious adverse events. [PMID: 24014339], Mills EJ, Kanters S, Thorlund K, Chaimani A, Veroniki AA, Ioannidis JP. Influence of reported study design characteristics on intervention effect estimates from randomised controlled trials: combined analysis of meta-epidemiological studies. BMJ 2005; 331(7507): 19. [PMID: 23864210], Johnston BC, Patrick DL, Busse JW, Schunemann HJ, Agarwal A, Guyatt GH. Of 6,396 identified citations, 74 studies met our inclusion criteria. Reviewers suspecting high risk of bias because of industry funding should pay attention to the risk of selective outcome reporting. Analysis of decisions made in meta-analyses of depression screening and the risk of confirmation bias: a case study. Editor (s): Lisy, Karolina. Brain activation associated with attentional bias in smokers is modulated by a dopamine antagonist. [PMID: 24656991], Jin ZC. Ohorodnyk P, Eisenhauer EA, Booth CM. Positive outcomes influence the rate and time to publication, but not the impact factor of publications of clinical trial results. J 2012;APPL. Lundh A, Gotzsche PC. Stopping clinical trials early for benefit: impact on estimation. DavisJM, Chen N, Glick ID. Trinquart L, Abbe A, Ravaud P. Impact of reporting bias in network meta-analysis of antidepressant placebo-controlled trials. Hrobjartsson A,ThomsenAS, Emanuelsson F, Tendal B, Hilden J, Boutron I, et al. Preliminary evaluation of factors associated with premature trial closure and feasibility of accrual benchmarks in phase III oncology trials. Hade EM, Jarjoura D, Lai W. Sample size re-estimation in a breast cancer trial. Found insideEvidence-Based Clinical Practice in Nursing and Healthcare examines the Joanna Briggs Institute model for evidence-based practice which recognises research, theory and practice as sources of evidence and takes a practical approach to ... [Review]. Sun X, Briel M, Busse JW, Akl EA, You JJ, Mejza F, et al. J Clin Epidemiol 2011;64(11):1230-41. An empirical support from US States Data. Risk of bias in randomized trials 9. Gluud LL, Sørensen TI, Gøtzsche PC, Gluud C. The journal impact factor as a predictor of trial quality and outcomes: cohort study of hepatobiliary randomized clinical trials. JAMA 2004; 291(20):2457-65. GRADE guidelines: 4. The evaluation is assessed into one of 3 categories: high risk of bias, some concerns, and low risk of bias. Kamboj SK, Massey-Chase R, Rodney L, Das R, Almahdi B, Curran HV, et al. We carried out data extraction, assessment using the Cochrane 'Risk of bias' tool, and quality assessment according to Grading of Recommendations, Assessment, Development and Evaluations methodology. The Journal of Evidencebased Dental Practice 2015 Mar;15(1):8-24. The Cochrane Collaboration. Lancet Oncol 2008;9(3):199-201, Zhang X, Shu XO, Chow WH, Yang G, Li H, Gao J, et al. J R Soc Med 2011;104(12):532-8. Quality of pharmaceutical industry press releases based on original research. Lambert J. Lundh A, Hrobjartsson A, Gotzsche PC. Found insideThe book provides a clear andcomprehensive presentation of all basic and most advancedapproaches to meta-analysis. This book will be referencedfor decades. Garattini L, Koleva D, Casadei G. Modeling in pharmacoeconomic studies: funding sources and outcomes. Flaws in the design, conduct, analysis, and reporting of randomised trials can cause the effect of an intervention to be underestimated or overestimated. Researcher allegiance in psychotherapy outcome research: an overview of reviews. Quality of trials in portal hypertension and other fields of hepatology. J Clin Epidemiol 2013 Apr;66(4):408-14. The assessment is specific to a single trial result that is an estimate of the relative effect of two interventions or intervention strategies on a particular outcome. Fertil Steril 2012 Dec;98(6):1539-43. J Clin Epidemiol 2014 Jun;67(6):667-71. Terrin N, Schmid CH, Lau J, Olkin I. Elm E, Rollin A, Blumle A, Huwiler K, Witschi M, Egger M. Publication and non-publication of clinical trials: longitudinal study of applications submitted to a research ethics committee. Ann Intern Med 2010;153(3):158-66. Shakiba B, Salmasian H, Yousefi-Nooraie R, Rohanizadegan M. Factors influencing editors' decision on acceptance or rejection of manuscripts: the authors' perspective. This book presents a logical system of critical appraisal, to allow readers to evaluate studies and to carry out their own studies more effectively. Becker A, Dorter F, Eckhardt K, Viniol A, Baum E, Kochen MM, et al. [PMID: 24828874], Saini P. Selective reporting bias of harm outcomes within studies: findings from a cohort of systematic reviews. For a more comprehensive list of resources, please consult the Cochrane Library (The Cochrane Methodology Register and the Cochrane Database of Systematic Reviews). o Define decision rules for assessing the risk of bias category for each outcome from an individual study to improve transparency and reproducibility. Sutton AJ, Song F, Gilbody SM, Abrams KR. An international survey indicated that unpublished systematic reviews exist. Note: The tool was previously called A Cochrane Risk Of Bias Assessment Tool: for Non-Randomized Studies of Interventions (ACROBAT-NRSI). Eur Spine J 2012;21(7):1229-33. Rossignol DA, Frye RE. Slobogean GP, Verma A, Giustini D, Slobogean BL, Mulpuri K. MEDLINE, EMBASE, and Cochrane index most primary studies but not abstracts included in orthopedic meta-analyses. [PMID: 25545611]. A study of the use of mortality review versus death certificates in four randomized trials. Am J Perinatol 2009;26(9):679-82. Clinical benefit in oncology trials: is this a patient-centred or tumour-centred end-point? Stat Med 2015 Jan 30;34(2):343-60. Factors influencing the publication of randomized controlled trials in child health research. Cefub trial benefit and estimation of treatment effect in meta-analyses a separate tool also covers bias due missing! ; 8 ( 7 ):793-4, Suri P, Junker C, Dodd S WeltonNJ! 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