Evidence map›Paper›PMID 26898715›Full record

ArticleJournal of substance abuse treatment2016

Reliability and Validity of an Observational Measure of Client Decision-Making: The Client Language Assessment - Proximal/Distal (CLA-PD).

Molly Magill, Timothy R Apodaca, Mitchell Karno, Jacques Gaume, Ayla Durst, Justin Walthers, Robert L Stout, Carlo DiClemente

Abstract readValidation Study
In one paragraph

Article in Journal of substance abuse treatment, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
–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

9 citing papers in PubMed.

  1. Trial
  2. Motivational interviewing technical process and moderated relational process with underage young adult heavy drinkers.Psychology of addictive behaviors : journal of the Society of Psychologists in Addictive Behaviors · 2019
    Trial
  3. Trial
  4. Article
  5. Observational
  6. Article
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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

8 authors.

Molly MagillCenter for Alcohol and Addiction Studies, Brown University, Providence, RI, USA. Electronic address: molly_magill@brown.edu.
Timothy R ApodacaChildren's Mercy Kansas City, USA; University of Missouri-Kansas City School of Medicine, USA.
Mitchell KarnoIntegrated Substance Abuse Programs, University of California, Los Angeles, CA, USA.
Jacques GaumeCenter for Alcohol and Addiction Studies, Brown University, Providence, RI, USA; Lausanne University Hospital, Lausanne, Switzerland.
Ayla DurstCenter for Alcohol and Addiction Studies, Brown University, Providence, RI, USA.
Justin WalthersCenter for Alcohol and Addiction Studies, Brown University, Providence, RI, USA.
Robert L StoutCenter for Alcohol and Addiction Studies, Brown University, Providence, RI, USA; Pacific Institute for Research and Evaluation, Providence, RI, USA.
Carlo DiClementeUniversity of Maryland, Baltimore County, MD, USA.

Funding

Within- and Post-Session Change Mechanisms in Treatment for Alcohol Use DisordersK23AA018126 · NIAAA · BROWN UNIVERSITY · PI MAGILL, MOLLY · 2010 to 2014
$684k
NIAAA NIH HHS K23 AA018126NIAAA NIH HHS K23 AA018126-01NIAAA NIH HHS L30 AA017783
6 · The paper itself

Abstract

overviewThe Client Language Assessment - Proximal/Distal (CLA-PD) is a language rating system for measuring client decision-making in interventions that target a specified behavior change (e.g., alcohol or other drug use). In the CLA-PD, there are five dimensions of change language (Reason, Ability, Commitment, Taking Steps, Other) adapted from the client portion of the Motivational Interviewing Skill Code (MISC). For the CLA-PD, language codes are sub-divided to discriminate statements regarding the primary, or target behavior change (distal change) from the intermediate coping activities (proximal change) that are prescribed to facilitate that target behavior change. The goal of the CLA-PD is to allow for higher specificity than existing client language measures, when process studies consider interventions that are multi-session and skill-based (e.g., cognitive behavioral therapy).

methodThree raters received 40 hours of training on the use of the CLA-PD. The data were a sample of therapy session audio-files from a completed clinical trial (N=126), which enabled examination of client language across four sessions (i.e., first three and final attended) of three evidence-based alcohol interventions (cognitive behavioral therapy, twelve-step facilitation therapy, motivational enhancement therapy).

resultsInter-rater reliability results for summary scores showed "excellent" reliability for the measure. Specifically, two-way mixed intraclass coefficients ranged from .83 to .95. Internal consistency reliability showed alphas across sessions that ranged from "fair" to "good" (α=.74-.84). In convergent and discriminant validity analyses using data independently measured with MISC-based ratings, the pattern of results was as would be expected. Specifically, convergent correlations, by valence (i.e., change and sustain talk), between CLA-PD Distal and MISC-based language scores were moderate (r=.46-.55, p<.001) while discriminant correlations by valence for CLA-PD Proximal and MISC-based language scores were small (r=.22-.24, p<.05). Finally, proportion Change Talk Proximal predicted subsequent session coping behaviors (i.e., processes of change) as well as 3-month Alcoholics Anonymous involvement and attendance (ps<.05-.005), but not 3-month alcohol abstinence self-efficacy. Further, analyses of criterion predictive validity showed that proportion Change Talk Distal predicted 3- and 12-month drinking frequency and quantity measures (ps<.05-.005).

conclusionsWhen behavior change treatments are multi-session and/or skill-based, the present analyses suggest the CLA-PD is a promising, psychometrically sound observational rating measure of client verbalized decision-making.

Indexed as

Decision MakingLanguageAlcoholismCognitive Behavioral TherapyHumansMotivational InterviewingProfessional-Patient RelationsReproducibility of ResultsSubstance-Related DisordersAlcohol and drug use disordersBehavior changeChange languageChange talkMechanisms of behavior changeProcesses of changeProcess research

Identifiers

PMID26898715
PMCPMC4775323

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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.