Examining covariate-specific treatment effects in individual participant data meta-analysis: Framing aggregation bias in terms of trial-level confounding and funnel plots.

Saved in:
Bibliographic Details
Title: Examining covariate-specific treatment effects in individual participant data meta-analysis: Framing aggregation bias in terms of trial-level confounding and funnel plots.
Authors: Siegel, Lianne K.1 (AUTHOR) siege245@umn.edu, Koopmeiners, Joseph S.1,2 (AUTHOR), Hartmann-Boyce, Jamie2,3 (AUTHOR), Godolphin, Peter J.3,4 (AUTHOR), Babiker, Abdel G.3,5 (AUTHOR), Touloumi, Giota4,6 (AUTHOR), Knowlton, Kirk U.1,5 (AUTHOR), Riley, Richard D.2,6 (AUTHOR)
Source: Research Synthesis Methods. Jan2026, Vol. 17 Issue 1, p194-209. 16p.
Database: Academic Search Ultimate
FullText Links:
  – Type: pdflink
Text:
  Availability: 0
Header DbId: asn
DbLabel: Academic Search Ultimate
An: 191811450
AccessLevel: 2
PubType: Academic Journal
PubTypeId: academicJournal
PreciseRelevancyScore: 0
IllustrationInfo
Items – Name: Title
  Label: Title
  Group: Ti
  Data: Examining covariate-specific treatment effects in individual participant data meta-analysis: Framing aggregation bias in terms of trial-level confounding and funnel plots.
– Name: Author
  Label: Authors
  Group: Au
  Data: <searchLink fieldCode="AR" term="%22Siegel%2C+Lianne+K%2E%22">Siegel, Lianne K.</searchLink><relatesTo>1</relatesTo> (AUTHOR)<i> siege245@umn.edu</i><br /><searchLink fieldCode="AR" term="%22Koopmeiners%2C+Joseph+S%2E%22">Koopmeiners, Joseph S.</searchLink><relatesTo>1,2</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Hartmann-Boyce%2C+Jamie%22">Hartmann-Boyce, Jamie</searchLink><relatesTo>2,3</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Godolphin%2C+Peter+J%2E%22">Godolphin, Peter J.</searchLink><relatesTo>3,4</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Babiker%2C+Abdel+G%2E%22">Babiker, Abdel G.</searchLink><relatesTo>3,5</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Touloumi%2C+Giota%22">Touloumi, Giota</searchLink><relatesTo>4,6</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Knowlton%2C+Kirk+U%2E%22">Knowlton, Kirk U.</searchLink><relatesTo>1,5</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Riley%2C+Richard+D%2E%22">Riley, Richard D.</searchLink><relatesTo>2,6</relatesTo> (AUTHOR)
– Name: TitleSource
  Label: Source
  Group: Src
  Data: <searchLink fieldCode="JN" term="%22Research+Synthesis+Methods%22">Research Synthesis Methods</searchLink>. Jan2026, Vol. 17 Issue 1, p194-209. 16p.
PLink https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&db=asn&AN=191811450
RecordInfo BibRecord:
  BibEntity:
    Identifiers:
      – Type: doi
        Value: 10.1017/rsm.2025.10043
    Languages:
      – Code: eng
        Text: English
    PhysicalDescription:
      Pagination:
        PageCount: 16
        StartPage: 194
    Titles:
      – TitleFull: Examining covariate-specific treatment effects in individual participant data meta-analysis: Framing aggregation bias in terms of trial-level confounding and funnel plots.
        Type: main
  BibRelationships:
    HasContributorRelationships:
      – PersonEntity:
          Name:
            NameFull: Siegel, Lianne K.
      – PersonEntity:
          Name:
            NameFull: Koopmeiners, Joseph S.
      – PersonEntity:
          Name:
            NameFull: Hartmann-Boyce, Jamie
      – PersonEntity:
          Name:
            NameFull: Godolphin, Peter J.
      – PersonEntity:
          Name:
            NameFull: Babiker, Abdel G.
      – PersonEntity:
          Name:
            NameFull: Touloumi, Giota
      – PersonEntity:
          Name:
            NameFull: Knowlton, Kirk U.
      – PersonEntity:
          Name:
            NameFull: Riley, Richard D.
    IsPartOfRelationships:
      – BibEntity:
          Dates:
            – D: 01
              M: 01
              Text: Jan2026
              Type: published
              Y: 2026
          Identifiers:
            – Type: issn-print
              Value: 17592879
          Numbering:
            – Type: volume
              Value: 17
            – Type: issue
              Value: 1
          Titles:
            – TitleFull: Research Synthesis Methods
              Type: main
ResultId 1