Evidence map›Paper›PMID 25519204›Full record

ArticleHealth and quality of life outcomes2014

Assessing self-management in patients with diabetes mellitus type 2 in Germany: validation of a German version of the Summary of Diabetes Self-Care Activities measure (SDSCA-G).

Martina Kamradt, Kayvan Bozorgmehr, Johannes Krisam, Tobias Freund, Marion Kiel, Markus Qreini, Elisabeth Flum, Sarah Berger, Werner Besier, Joachim Szecsenyi and 1 more

Open access · goldAbstract readValidation Study
In one paragraph

Article in Health and quality of life outcomes, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed, 3 pooled it
1.1field-weighted citation impact, top 21% of its field
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

38 citing papers in PubMed, 3 syntheses or guidelines pooled it, 71 citations in OpenAlex.

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  18. Diabetic foot ulcer self-care assessment: a scoping review.Revista brasileira de enfermagem · 2023
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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

11 authors at 3 institutions in 1 country.

Martina KamradtDepartment of General Practice and Health Services Research, University Hospital Heidelberg, Voßstr. 2, Geb. 37, D-69115, Heidelberg, Germany. martina.kamradt@med.uni-heidelberg.de.
Kayvan BozorgmehrDepartment of General Practice and Health Services Research, University Hospital Heidelberg, Voßstr. 2, Geb. 37, D-69115, Heidelberg, Germany. kayvan.bozorgmehr@med.uni-heidelberg.de.
Johannes KrisamDepartment of Medical Biometry; Institute of Medical Biometry and Informatics, University Hospital Heidelberg, Im Neuenheimer Feld 305, D-69120, Heidelberg, Germany. krisam@imbi.uni-heidelberg.de.
Tobias FreundDepartment of General Practice and Health Services Research, University Hospital Heidelberg, Voßstr. 2, Geb. 37, D-69115, Heidelberg, Germany. tobias.freund@med.uni-heidelberg.de.
Marion KielDepartment of General Practice and Health Services Research, University Hospital Heidelberg, Voßstr. 2, Geb. 37, D-69115, Heidelberg, Germany. marion.kiel@med.uni-heidelberg.de.
Markus QreiniDepartment of General Practice and Health Services Research, University Hospital Heidelberg, Voßstr. 2, Geb. 37, D-69115, Heidelberg, Germany. markus.qreini@med.uni-heidelberg.de.
Elisabeth FlumDepartment of General Practice and Health Services Research, University Hospital Heidelberg, Voßstr. 2, Geb. 37, D-69115, Heidelberg, Germany. elisabeth.flum@med.uni-heidelberg.de.
Sarah BergerDepartment of General Practice and Health Services Research, University Hospital Heidelberg, Voßstr. 2, Geb. 37, D-69115, Heidelberg, Germany. sarah.berger@med.uni-heidelberg.de.
Werner BesierGenossenschaft Gesundheitsprojekt Mannheim e.G., Liebfrauenstr. 21, D-68259, Mannheim, Germany. werne@besier.info.
Joachim SzecsenyiDepartment of General Practice and Health Services Research, University Hospital Heidelberg, Voßstr. 2, Geb. 37, D-69115, Heidelberg, Germany. joachim.szecsenyi@med.uni-heidelberg.de.
Dominik OseDepartment of General Practice and Health Services Research, University Hospital Heidelberg, Voßstr. 2, Geb. 37, D-69115, Heidelberg, Germany. dominik.ose@med.uni-heidelberg.de.
Heidelberg University · DEUniversity Hospital Heidelberg · DEForschungsgemeinschaft für elektrische Anlagen und Stromwirtschaft · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundOne of the most widely used self-reporting tools assessing diabetes self-management in English is the Summary of Diabetes Self-Care Activities (SDSCA) measure. To date there is no psychometric validated instrument in German to assess self-management in patients with diabetes mellitus. Therefore, this study aimed to translate the SDSCA into German and examine its psychometric properties.

methodsThe English version of the SDSCA was translated into German following the guidelines for cultural adaptation. The German version of the SDSCA (SDSCA-G) was administered to a random sample of 315 patients with diabetes mellitus type 2. Reliability was analyzed using Cronbach's alpha coefficient and item characteristics were assessed. Exploratory and confirmatory factor analysis (EFA and CFA) were carried out to explore the construct validity. A multivariable linear regression model was used to identify the influence of predictor variables on the SDSCA-G sum score.

resultsThe Cronbach's alpha for the SDSCA-G (all items) was α = 0.618 and an acceptable correlation between the SDSCA-G and Self-management Diabetes Mellitus-Questionnaire (SDQ) (ρ = 0.664) was identified. The EFA suggested a four factor construct as did the postulated model. The CFA showed the goodness of fit of the SDSCA-G. However, item 4 was found to be problematic regarding the analysis of psychometric properties. The omission of item 4 yielded an increase in Cronbach's alpha (α = 0.631) and improvements of the factor structure and model fit. No statistically significant influences of predictor variables on the SDSCA-G sum score were observed.

conclusionThe revised German version of the SDSCA (SDSCA-G) is a reliable and valid tool assessing self-management in adults with type 2 diabetes in Germany.

Indexed as

Outcome Assessment, Health CareSelf CareAdultAgedAged, 80 and overCross-Sectional StudiesDiabetes Mellitus, Type 2Factor Analysis, StatisticalFemaleHumansMaleMiddle AgedPsychometricsQuality of LifeReproducibility of ResultsSelf Report

Identifiers

PMID25519204
PMCPMC4297436
OpenAlexW2166524451

What OpenQuestion holds

Textmetadata
LicenceCC BY
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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.