Evidence map›Paper›PMID 28068118›Full record

SynthesisJournal of consulting and clinical psychology2017

Meta-analysis with standardized effect sizes from multilevel and latent growth models.

Alan Feingold

Abstract readMeta-Analysis
In one paragraph

Synthesis in Journal of consulting and clinical psychology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 3 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

15 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
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  15. Time-Varying Effect Sizes for Quadratic Growth Models in Multilevel and Latent Growth Modeling.Structural equation modeling : a multidisciplinary journal · 2019
    Article
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

1 author.

Alan FeingoldOregon Social Learning Center.

Funding

Risk for Dysfunctional Romantic Relationships for AdultsR01HD046364 · NICHD · OREGON SOCIAL LEARNING CENTER, INC. · PI CAPALDI, DEBORAH M. · 2003 to 2013
$6.2M
Understanding Alcohol Use Over Time in Early Mid-Adulthood for At-Risk MenR01AA018669 · NIAAA · OREGON SOCIAL LEARNING CENTER, INC. · PI CAPALDI, DEBORAH M. · 2009 to 2013
$3.2M
Womens Substance Use and Intimate Partner ViolenceRC1DA028344 · NIDA · OREGON SOCIAL LEARNING CENTER, INC. · PI FEINGOLD, ALAN J. · 2009 to 2010
$998k
NIAAA NIH HHS R01 AA018669NICHD NIH HHS R01 HD046364NIDA NIH HHS RC1 DA028344
6 · The paper itself

Abstract

objectiveFindings from multilevel and latent growth modeling analysis (GMA) need to be included in literature reviews, and this article explicates 4 rarely discussed approaches for using GMA studies in meta-analysis.

methodExtant and new equations are presented for calculating the effect size (d) and its variance (v) from reported statistics from GMA studies with each method, and a fixed effects meta-analysis of results from 5 randomized clinical trials was conducted to demonstrate their applications.

resultsTwo common problematic practices--one that introduces bias in effect sizes because of attrition, measurement errors, and probable violations of assumptions for classical analysis, and the other that confounds the treatment effect with the intraclass correlation--were both found to yield smaller effect sizes from retrieved studies than were obtained with a newer model-based framework and its associated GMA d statistic.

conclusionsThe optimal strategy for including a GMA study in a meta-analysis is to use GMA d and its v calculated with the standard error of the unstandardized coefficient for the treatment effect. When that standard error is unknown, the use of GMA d and its v estimated with an alternative equation that requires only GMA d and sample size is recommended. (PsycINFO Database Record

Indexed as

Data Interpretation, StatisticalModels, StatisticalHumansRandomized Controlled Trials as TopicSample Size

Identifiers

PMID28068118
PMCPMC5319897

What OpenQuestion holds

Textmetadata
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Read underepoch 390

Registered trials

None linked

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.