Evidence map›Paper›PMID 22906054›Full record

ArticleHealth and quality of life outcomes2012

Validity of two common asthma-specific quality of life questionnaires: Juniper mini asthma quality of life questionnaire and Sydney asthma quality of life questionnaire.

Christian Joachim Apfelbacher, Christina Jones, Matthew Hankins, Helen Smith

Abstract readComparative StudyValidation Study
In one paragraph

Article in Health and quality of life outcomes, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing 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

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

  1. Pooled it
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  9. The relationship between social support, self-efficacy, and asthma outcomes in older adults.The Journal of asthma : official journal of the Association for the Care of Asthma · 2023
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  12. The construct validity and responsiveness of the EQ-5D-5L, AQL-5D and a bespoke TTO in acute asthmatics.Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation · 2020
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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.

Christian Joachim ApfelbacherDivision of Public Health and Primary Care, Brighton and Sussex Medical School, Brighton, UK. c.apfelbacher@bsms.ac.uk
Christina Jones
Matthew Hankins
Helen Smith

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThis study explored the psychometric properties (internal consistency, construct validity, discriminative ability) of the Juniper Mini Asthma Quality of Life Questionnaire (Mini AQLQ-J) and the Sydney Asthma Quality of Life Questionnaire (AQLQ-S).

methodsOne hundred fourty-six adults (18-45 years) with asthma requiring regular inhaled corticosteroids were recruited to a trial of written emotional disclosure. Correlational analyses were performed to understand the relationship of the two measures with each other, with symptoms, lung function, asthma control, asthma bother and generic quality of life. Median quality of life scores were compared according to gender, health care usage and levels of asthma severity.

resultsAQLQ-J and AQLQ-S total scores correlated strongly with each other (rho = -0.80) and moderately with the EuroQol Current Health Status Scale (AQLQ-J: rho = 0.35; AQLQ-S: rho = -0.40). Domain score correlations between AQLQ-J and AQLQ-S were mostly moderate (0.50 < rho < 0.80).Both QoL measures were significantly correlated with symptom score. Correlations with the symptom score asthma module (AQLQ-J: rho = -0.69; AQLQ-S: rho = 0.50) were stronger compared with the total symptom score and the symptom score rhinitis module (AQLQ-J: rho = -0.41; AQLQ-S: rho =0.31).Neither QoL measure was significantly correlated with FEV1, % predicted at the total or the domain level.Total scores of both measures were significantly correlated with subjective asthma control (AQLQ-J: rho = 0.68; AQLQ-S: rho = -0.61) and asthma bother (AQLQ-J: rho = -0.73; AQLQ-M: rho = 0.73).Total AQLQ-J score and total AQLQ-S score were significantly associated with perceived asthma severity (AQLQ-J: p=0.004, AQLQ-S: p=0.002) and having visited a GP in the past four months (AQLQ-J: p=0.003, AQLQ-S: p=0.002).

conclusionsThis study provides further evidence for the validity of the AQLQ-J and the AQLQ-S in a British population of adult patients with asthma managed in primary care. Correlations with lung function parameters were weak or absent. Correlations with generic quality of life were moderate, those with asthma symptoms, asthma control and asthma bother were strong. Both measures are able to discriminate between levels of asthma severity and health care usage.

Indexed as

Quality of LifeSurveys and QuestionnairesAdultAsthmaAustraliaFemaleHumansMaleMiddle AgedOutcome Assessment, Health CarePsychometricsReproducibility of ResultsRespiratory Function TestsSickness Impact ProfileSpirometryStatistics, Nonparametric

Identifiers

PMID22906054
PMCPMC3478207

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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.