- Framework of problems /
- Multiplicity of outcomes and lack of pre-specification for outcome reporting
Articles that support this problem:
Selective reporting of outcomes in randomised controlled trials in systematic reviews of cystic fibrosis
2013 : Bmj open
Bias due to selective inclusion and reporting of outcomes and analyses in systematic reviews of randomised trials of healthcare interventions
2014 : The cochrane library
Outcome reporting bias in Cochrane systematic reviews: a cross-sectional analysis
2020 : Bmj open
Inadvertent P-hacking among trials and systematic reviews of the effect of progestogens in pregnancy? A systematic review and meta-analysis
2017 : Bjog: an international journal of obstetrics & gynaecology
Generalizability of findings from systematic reviews and meta-analyses in the Leading General Medical Journals
2020 : Journal of rehabilitation medicine
Many scenarios exist for selective inclusion and reporting of results in randomized trials and systematic reviews
2013 : Journal of clinical epidemiology
Multivariate meta-analysis helps examine the impact of outcome reporting bias in Cochrane rheumatoid arthritis reviews
2015 : Journal of clinical epidemiology
Methods to select results to include in meta-analyses deserve more consideration in systematic reviews
2015 : Journal of clinical epidemiology
Survey of new 2007 and 2011 Cochrane reviews found 37% of prespecified outcomes not reported
2015 : Journal of clinical epidemiology
Attention should be given to multiplicity issues in systematic reviews
2008 : Journal of clinical epidemiology
Dealing with effect size multiplicity in systematic reviews and meta‐analyses
2018 : Research synthesis methods
A third of systematic reviews changed or did not specify the primary outcome: a PROSPERO register study
2016 : Journal of clinical epidemiology
A systematic survey showed important limitations in the methods for assessing drug safety among systematic reviews
2020 : Journal of clinical epidemiology
The impact of outcome reporting bias in randomised controlled trials on a cohort of systematic reviews
2010 : Bmj
Multiplicity of data in trial reports and the reliability of meta-analyses: empirical study
2011 : Bmj
Outcomes in Cochrane systematic reviews related to wound care: An investigation into prespecification
2017 : Wound repair & regeneration
Identification and impact of outcome selection bias in meta‐analysis
2005 : Statistics in medicine
Registration of systematic reviews in PROSPERO: 30,000 records and counting
2018 : Systematic reviews
A meta-epidemiological study of subgroup analyses in cochrane systematic reviews of atrial fibrillation
2019 : Systematic reviews
Association between unreported outcomes and effect size estimates in Cochrane meta-analyses
2007 : Jama
Exploring treatment by covariate interactions using subgroup analysis and meta-regression in cochrane reviews: a review of recent practice
2015 : Plos one
Bias due to changes in specified outcomes during the systematic review process
2010 : Plos one
Outcomes in Cochrane systematic reviews addressing four common eye conditions: an evaluation of completeness and comparability
2014 : Plos one
Strong heterogeneity of outcome reporting in systematic reviews
2016 : Journal of clinical epidemiology
Inclusion criteria for outcomes of studies not clearly reported in Cochrane systematic reviews
2017 : Journal of clinical epidemiology
Discrepancies in outcome reporting exist between protocols and published oral health Cochrane systematic reviews
2015 : Plos one
Statistical multiplicity in systematic reviews of anaesthesia interventions: a quantification and comparison between Cochrane and non-Cochrane reviews
2011 : Plos one
Age-treatment subgroup analyses in Cochrane intervention reviews: a meta-epidemiological study
2019 : Bmc medicine
Clinical heterogeneity was a common problem in Cochrane reviews of physiotherapy and occupational therapy
2006 : Journal of clinical epidemiology
A descriptive analysis of child-relevant systematic reviews in the Cochrane Database of Systematic Reviews
2010 : Bmc pediatrics
Investigation of bias in meta-analyses due to selective inclusion of trial effect estimates: empirical study
2016 : Bmj open
The fate of urological systematic reviews registered in PROSPERO
2019 : World journal of urology
Reporting bias in the literature on the associations of health-related behaviors and statins with cardiovascular disease and all-cause mortality
2018 : Plos biology
Epidemiology and Reporting Characteristics of Systematic Reviews of Biomedical Research: A Cross-Sectional Study
2016 : Plos medicine
Missing Data in Systematic Reviews and Meta-Analysis
2022 : Pediatric critical care medicine
Substantial heterogeneity found in reporting mortality in Cochrane systematic reviews and Core Outcome Sets in COMET database
2022 : Journal of clinical epidemiology