OOIR: Observatory of International Research

Papers

(The TQCC of Research Synthesis Methods is 8. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-06-01 to 2026-06-01.)

Article	Citations
An investigation of the impact of using contrast- and arm-synthesis models for network meta-analysis	195
Lord’s Paradox and two network meta-analysis models	160
How to conduct an individual participant data meta-analysis in response to an emerging pathogen: Lessons learned from Zika and COVID-19	142
Bayesian workflow for bias-adjustment model in meta-analysis	127
Meta-analytic-predictive priors based on a single study	110
Meta‐analyses of partial correlations are biased: Detection and solutions	100
Transforming evidence synthesis: A systematic review of the evolution of automated meta-analysis in the age of AI	81
A mapping exercise using automated techniques to develop a search strategy to identify systematic review tools	77
Advice for improving the reproducibility of data extraction in meta‐analysis	76
Reported methodological quality of medical systematic reviews: Development of an assessment tool (ReMarQ) and meta-research study	67
Towards the automatic risk of bias assessment on randomized controlled trials: A comparison of RobotReviewer and humans	59
Assessment of key characteristics, methodology, and effect size measures used in meta‐analysis of human‐health‐related animal studies	58
What are the best methods for rapid reviews of the research evidence? A systematic review of reviews and primary studies	55
	47
Synthesis of depression outcomes reported on different scales: A comparison of methods for modelling mean differences	45
Authors’ reply: Continuity corrections with Mantel–Haenszel estimators in Cochrane reviews	41
Network meta analysis to predict the efficacy of an approved treatment in a new indication	40
Exploring graphical approaches to assess the impact of an additional trial on a decision model via updated meta-analysis	40
CausalMetaR: An R package for performing causally interpretable meta-analyses	36
Evaluation of the replicability of systematic reviews with meta-analyses of the effects of health interventions	34
Estimands and their implications for evidence synthesis for oncology: A simulation study of treatment switching in meta-analysis	34
Exploring the methodological quality and risk of bias in 200 systematic reviews: A comparative study of ROBIS and AMSTAR-2 tools	32
Correct standard errors can bias meta‐analysis	32
Evaluation of semi-automated record screening methods for systematic reviews of prognosis studies and intervention studies	30
A comprehensive systematic review dataset is a rich resource for training and evaluation of AI systems for title and abstract screening	29

Retrieving Cochrane reviews is sometimes challenging and their reporting is not always optimal	29
Incorporating the possibility of cure into network meta-analyses: A case study from resected Stage III/IV melanoma	28
Fast‐and‐frugal decision tree for the rapid critical appraisal of systematic reviews	28
Capturing causal claims: A fine-tuned text mining model for extracting causal sentences from social science papers	28
Sensitivity analysis for reporting bias on the time-dependent summary receiver operating characteristics curve in meta-analysis of prognosis studies with time-to-event outcomes	27
Data extraction for evidence synthesis using a large language model: A proof‐of‐concept study	27
Bias propagation in network meta‐analysis models	27
Calculating the power of a planned individual participant data meta‐analysis to examine prognostic factor effects for a binary outcome	24
How to plan and manage an individual participant data meta‐analysis. An illustrative toolkit	24
Graphical tools for visualizing the results of network meta‐analysis of multicomponent interventions	24
Selecting a specialized education database for literature reviews and evidence synthesis projects	22
Bayesian Federated Inference for regression models based on non-shared medical center data	20
Issue Information	19
Inclusive critical appraisal of qualitative and quantitative findings in evidence synthesis	18
Population adjusted‐indirect comparisons in health technology assessment: A methodological systematic review	18
Six ways to handle dependent effect sizes in meta-analytic structural equation modeling: Is there a gold standard?	18
Impact of trial attrition rates on treatment effect estimates in chronic inflammatory diseases: A meta‐epidemiological study	18
	18
Evaluation of statistical methods used to meta‐analyse results from interrupted time series studies: A simulation study	18
Combining search filters for randomized controlled trials with the Cochrane RCT Classifier in Covidence: a methodological validation study	16
Using qualitative comparative analysis as a mixed methods synthesis in systematic mixed studies reviews: Guidance and a worked example	16
Twenty years of network meta‐analysis: Continuing controversies and recent developments	15
Double arcsine transform not appropriate for meta‐analysis	15
Critical appraisal tools used in systematic reviews of in vitro cell culture studies: A methodological study	15
RIMeta: An R shiny tool for estimating the reference interval from a meta‐analysis	14
Validation of large language models (Llama 3 and ChatGPT-4o mini) for title and abstract screening in biomedical systematic reviews	14
A semiparametric approach for meta‐analysis of diagnostic accuracy studies with multiple cut‐offs	14
Missingness mechanism messiness in meta‐analysis: A response to “The importance of plausible data‐generating mechanisms in simulation studies”	14
Causally interpretable meta‐analysis: Clearly defined causal effects and two case studies	13
A causal meta-analysis framework for clinical trials with unequal randomization ratios	12
A practical guide to evaluating sensitivity of literature search strings for systematic reviews using relative recall	12
Pitfalls in choosing data examples for methodological work: Bayesian approaches to a fixed effects meta‐analysis of zinc lozenges for the common cold	12
Issue Information	12
Reduce, reuse, recycle: Introducing MetaPipeX, a framework for analyses of multi‐lab data	12
	12
Issue Information	12
Development of a search filter to retrieve reports of interrupted time series studies from MEDLINE and PubMed	11
Continuity corrections with Mantel–Haenszel estimators in Cochrane reviews	11
Rare events meta‐analysis using the Bayesian beta‐binomial model	11
A re‐analysis of about 60,000 sparse data meta‐analyses suggests that using an adequate method for pooling matters	11
Tipping point analysis in network meta-analysis	11
Using systems perspectives in evidence synthesis: A methodological mapping review	11
Assessing risk of bias of cohort studies with large language models	11
Commercial funding and estimated intervention effects in randomized clinical trials: Systematic review of meta‐epidemiological studies	11
Appropriateness of conducting and reporting random‐effects meta‐analysis in oncology	11
An evaluation of the performance of stopping rules in AI‐aided screening for psychological meta‐analytical research	11
Using Elicit AI research assistant for data extraction in systematic reviews: A feasibility study across environmental and life sciences	11
Combining meta‐analysis with multiple imputation for one‐step, privacy‐protecting estimation of causal treatment effects in multi‐site studies	10
	10
Accuracy and precision of fixed and random effects in meta‐analyses of randomized control trials for continuous outcomes	10

Issue Information	9
Exploring methodological approaches used in network meta‐analysis of psychological interventions: A scoping review	9
Estimating interactions and subgroup‐specific treatment effects in meta‐analysis without aggregation bias: A within‐trial framework	9
Methods for using Bing's AI‐powered search engine for data extraction for a systematic review	9
Meta‐analyses of phase I dose‐finding studies: Application for the development of protein kinase inhibitors in oncology	9
Searchsmart.org: Guiding researchers to the best databases and search systems for systematic reviews and beyond	9
Adjusting for misclassification of an exposure in an individual participant data meta‐analysis	9
Network meta‐analysis: Looping back	9
Methodological considerations for novel approaches to covariate‐adjusted indirect treatment comparisons	9
Meta-analytic pooling of intraclass correlation coefficient estimates	8
	8
A critical reflection on computing the sampling variance of the partial correlation coefficient	8
Robust variance estimation in small meta‐analysis with the standardized mean difference	8
Sample size calculation for clinical trials analyzed with the meta‐analytic‐predictive approach	8
How should we handle predatory journals in evidence synthesis? A descriptive survey‐based cross‐sectional study of evidence synthesis experts	8
Treatment recommendations based on network meta-analysis: Rules for risk-averse decision-makers	8
A novel robust meta-analysis model using the t distribution for outlier accommodation and detection	8
Meta‐analysis of dichotomous and ordinal tests with an imperfect gold standard	8
Machine learning for identifying randomised controlled trials when conducting systematic reviews: Development and evaluation of its impact on practice	8
Consensus on the definition and assessment of external validity of randomized controlled trials: A Delphi study	8
StudyTypeTeller—Large language models to automatically classify research study types for systematic reviews	8
Network meta-analysis made simple: A composite likelihood approach	8
Issue Information	8
Development and validation of a geographic search filter for MEDLINE (PubMed) to identify studies about Germany	8
When conducting a systematic review, can one trade search efficiency for potential publication bias?	8