Evidence map›Paper›PMID 29969834›Full record

ArticleHealth economics2018

A Bayesian framework for health economic evaluation in studies with missing data.

Alexina J Mason, Manuel Gomes, Richard Grieve, James R Carpenter

Abstract read
In one paragraph

Article in Health economics, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

12 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  8. A Bayesian Framework for Patient-Level Partitioned Survival Cost-Utility Analysis.Medical decision making : an international journal of the Society for Medical Decision Making · 2021
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Alexina J MasonDepartment of Health Services Research and Policy, London School of Hygiene and Tropical Medicine, London, UK.ORCID 0000-0001-7319-4545
Manuel GomesDepartment of Health Services Research and Policy, London School of Hygiene and Tropical Medicine, London, UK.
Richard GrieveDepartment of Health Services Research and Policy, London School of Hygiene and Tropical Medicine, London, UK.
James R CarpenterDepartment of Medical Statistics, London School of Hygiene and Tropical Medicine, London, UK.

Funding

Department of Health SRF-2013-06-016Medical Research Council MC_UU_12023/21Medical Research Council MR/K02177X/1
6 · The paper itself

Abstract

Health economics studies with missing data are increasingly using approaches such as multiple imputation that assume that the data are "missing at random." This assumption is often questionable, as-even given the observed data-the probability that data are missing may reflect the true, unobserved outcomes, such as the patients' true health status. In these cases, methodological guidelines recommend sensitivity analyses to recognise data may be "missing not at random" (MNAR), and call for the development of practical, accessible approaches for exploring the robustness of conclusions to MNAR assumptions. Little attention has been paid to the problem that data may be MNAR in health economics in general and in cost-effectiveness analyses (CEA) in particular. In this paper, we propose a Bayesian framework for CEA where outcome or cost data are missing. Our framework includes a practical, accessible approach to sensitivity analysis that allows the analyst to draw on expert opinion. We illustrate the framework in a CEA comparing an endovascular strategy with open repair for patients with ruptured abdominal aortic aneurysm, and provide software tools to implement this approach.

Indexed as

BiasCost-Benefit AnalysisData Interpretation, StatisticalHumansModels, StatisticalBayesian analysiscost-effectiveness analysisexpert elicitationmissing not at randompattern-mixture model

Identifiers

PMID29969834
PMCPMC6220766

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.