Network meta-analysis results
Network meta-analysis explained
... making results from frequentist or Bayesian analyses very ...how results are presented. Results from a frequentist NMA will be presented as estimated relative effects (eg MD, odds ratio,OR, etc) and ...
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‘Arm-based’ parameterization for network meta-analysis
... Concerns have been raised about the identi fication of arm-based models and their potential to produce unstable parameter estimates (see the Appendix of Dias et al., 2012). However, consider an analysis of two ...
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A Meta-Analysis of the Nomological Network of Work Ability
... the results of the present study, there is both theoretical and empirical evidence suggesting that these relationships are associated in the temporal manner I have discussed ...
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Bayesian hierarchical methods for network meta-analysis
... different results in poorly connected ...similar results (not presented), we did not perform analysis over all possible re- duced models ...network meta-analysis. Much ongoing ...
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GetReal in network meta-analysis: a review of the methodology.
... three meta-regression models we presented, the unrelated interaction terms approach requires a sufficient number of studies to inform each pairwise ...the network are performed in only few studies (or even ...
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Network meta-analysis: users’ guide for pediatricians
... entire network in which the CrI did not include HR = ...of results, authors would choose not to submit, or editors to publish these studies, and therefore rate publication bias as ...the network, ...
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Hypothesis testing in Bayesian network meta-analysis
... with ∈ R. We can now use the index υ to perform a Bayesian hypothesis test in an NMA. If the value of υ exceeds a pre-specified value (for instance, 0.975, as an equivalent to a frequentist p-value of 0.025 which is typ- ...
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Tolerability of new antiepileptic drugs:a network meta-analysis
... comparative meta-analysis constitutes an objective assessment of relative short- term tolerability of ...influenced results of this comparative ...
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Acupuncture therapy for essential hypertension: a network meta analysis
... head-to-head meta- analysis, the results of the direct comparisons and indirect comparisons were taken into account in the network meta- analysis, which can increase the sample ...
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Treatment of idiopathic pulmonary fibrosis: a network meta-analysis
... and meta-analyses have relied on direct comparisons [6, ...comparison analysis showed the potential benefit of nin- tedanib and pirfenidone compared to other treatment interventions ...comparison, ...
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Using structural equation modeling for network meta-analysis
... In network meta-analysis, the numbers of studies involved in pairwise comparisons are usually quite different, and the degree of heterogeneity within each pairwise compari- son also ...Therefore, ...
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Network meta-analysis of survival data with fractional polynomials
... (network) meta-analysis the value of randomi- zation only holds within a trial, and not across trials ...compared results will be affected by confounding bias ...
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Bivariate network meta-analysis for surrogate endpoint evaluation
... bvNMA 1c 0.95 0.30 0.82 0.96 0.31 0.83 0.97 0.25 0.76 bvNMA 1d 0.95 0.30 0.75 0.95 0.31 0.75 0.97 0.25 0.76 Abbreviations: bvNMA, bivariate network meta-analysis. relatively small sample of studies ...
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Is network meta-analysis as valid as standard pairwise meta-analysis? It all depends on the distribution of effect modifiers
... the results of a network meta-analysis are presented with pooled results for each of the three biologics relative to ...This network meta-analysis is presented in ...
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A threshold analysis assessed the credibility of conclusions from network meta-analysis
... a network would be vulnerable to the same potential biases, for example, if participants are unable to be blinded to a treatment to which several others are ...base-case analysis should not be a standard ...
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Corticosteroids in septic shock: a systematic review and network meta analysis
... Statistical analysis Network plots were created for each outcome to illus- trate which interventions had been directly compared within ...each network is proportional to the number of patients ...
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Interventions for the management of malignant pleural effusions:a network meta analysis
... the analysis restricted to studies at lower risk of bias, which did appear to reduce the degree of heterogeneity somewhat, the other sensitivity analyses, selected on the basis of factors hypothesised to be ...
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Induction treatments for acute promyelocytic leukemia: a network meta-analysis
... Data extraction and quality assessment The relevant data were extracted from the articles by two investigators. The following information was obtained: name, date, place, report author, and country or study group of the ...
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The evaluation of immunotherapy and chemotherapy treatment on melanoma: a network meta-analysis
... lack of standardized agents in chemotherapy may also affect the reliability and validity of our results. Meanwhile, there are no sufficient data on SD and PD, which leads to several low reliable results. ...
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Multicriteria benefit–risk assessment using network meta-analysis
... as network meta-analysis) syn- thesizes all the available evidence through application of a Bayesian evidence network ...the results are consistent regardless of the chosen comparator, ...
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