Evidence map›Paper›PMID 25636661›Full record

ArticleQuality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation2015

Validity of the 12-item World Health Organization Disability Assessment Schedule 2.0 (WHODAS 2.0) in individuals with Huntington disease (HD).

Noelle E Carlozzi, Anna L Kratz, Nancy R Downing, Siera Goodnight, Jennifer A Miner, Nicholas Migliore, Jane S Paulsen

2 registry-linked trialsAbstract readValidation Study
In one paragraph

Article in Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 37 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed, 2 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.

NCT03894345 phase1suspendednot on this mapstarted 2019, after this paper: background citation

Open Label 8-Week Study of Prazosin Use in Adults With Anxiety Disorders

TypeinterventionalSponsorUniversity of ManitobaRan2019 to 2023Enrolled20ConditionsAnxiety, Anxiety DisordersArmsPrazosin
NCT04317144 nasuspendednot on this mapstarted 2019, after this paper: background citation

Web-based Follow-up to Former ICU Patients

TypeinterventionalSponsorUppsala UniversityRan2019 to 2027Enrolled330ConditionsPost Intensive Care Unit SyndromeArmsWeb-based follow-up programme., No follow-up
3 · Its place in the literature

Who cites it

37 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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  18. Understanding speech and swallowing difficulties in individuals with Huntington disease: Validation of the HDQLIFE Speech Difficulties and Swallowing Difficulties Item Banks.Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation · 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

7 authors.

Noelle E CarlozziDepartment of Physical Medicine and Rehabilitation, University of Michigan, North Campus Research Complex, 2800 Plymouth Road, Ann Arbor, MI, 48109-2800, USA, carlozzi@med.umich.edu.
Anna L Kratz
Nancy R Downing
Siera Goodnight
Jennifer A Miner
Nicholas Migliore
Jane S Paulsen

Funding

Michigan Institute for Clinical and Health Research (MCHR)UL1TR000433 · NCATS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI MASHOUR, GEORGE ALEXANDER · 2012 to 2016
$49.9M
NEUROBIOLOGICAL PREDICTORS OF HUNTINGTON'S DISEASER01NS040068 · NINDS · UNIVERSITY OF IOWA · PI PAULSEN, JANE S · 2001 to 2013
$48.5M
University of Minnesota Clinical and Translational Science Institute (UMN CTSI)UL1TR000114 · NCATS · UNIVERSITY OF MINNESOTA · PI BLAZAR, BRUCE R · 2012 to 2015
$35.0M
Validation of the HD-HRQOL (Huntington disease quality of life measure)R01NS077946 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI CARLOZZI, NOELLE E. · 2012 to 2016
$3.2M
Characteristics and Mechanisms of Cognitive Problems in FibromyalgiaK01AR064275 · NIAMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI KRATZ, ANNA LOUISE · 2014 to 2018
$653k
NCATS NIH HHS UL1 TR000114NCATS NIH HHS UL1TR000114NCATS NIH HHS UL1 TR000433NIAMS NIH HHS K01 AR064275NINDS NIH HHS 1R01NS077946NINDS NIH HHS 5R01NS040068NINDS NIH HHS R01 NS040068NINDS NIH HHS R01 NS077946
6 · The paper itself

Abstract

purposeThe reliability and construct validity of the 12-item World Health Organization Disability Assessment Schedule 2.0 (WHODAS 2.0) were examined in individuals with Huntington disease (HD).

methodsWe examined factor structure (confirmatory factor analysis), internal consistency reliability (Cronbach's alpha), floor and ceiling effects, convergent validity (Pearson correlations), and known-groups validity (multivariate analysis).

resultsResults of a confirmatory factor analysis replicated the six-factor latent model that reflects the six separate scales within the WHODAS 2.0 (understanding and communicating; getting around; self-care; getting along with others; life activities; participation). Cronbach's alpha for the scale was 0.94, suggesting good internal consistency reliability. The WHODAS demonstrated a ceiling effect for 19.5 % of participants; there were no floor effects. There was evidence for convergent validity; the WHODAS demonstrated moderate significant correlations with other general measures of health-related quality of life (HRQOL; i.e., RAND-12, EQ5D). Multivariate analyses indicated that late-stage HD participants indicated poorer HRQOL than both early-stage HD and prodromal HD participants for all HRQOL measures.

conclusionsFindings provide support for both the reliability and validity of the WHODAS 2.0 in individuals with HD.

Indexed as

Activities of Daily LivingDisability EvaluationQuality of LifeAdolescentAdultAgedAged, 80 and overFactor Analysis, StatisticalFemaleHealth StatusHumansHuntington DiseaseMaleMiddle AgedOrthotic DevicesReproducibility of Results

Identifiers

PMID25636661
PMCPMC4497948

What OpenQuestion holds

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Registered trials

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.