Evidence map›Paper›PMID 32643871›Full record

Observational studyCancer medicine2020

Validation of the Dutch version of the Edmonton Symptom Assessment System.

Frederieke H van der Baan, Josephine J Koldenhof, Ellen J de Nijs, Michael A Echteld, Danielle Zweers, Ginette M Hesselmann, Sigrid C Vervoort, Jan B Vos, Everlien de Graaf, Petronella O Witteveen and 3 more

Abstract readObservational StudyValidation Study
In one paragraph

Observational study in Cancer medicine, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

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

16 citing papers in PubMed.

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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

13 authors.

Frederieke H van der BaanCenter of Expertise in Palliative Care, Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, University Utrecht, The Netherlands.
Josephine J KoldenhofDepartment of Medical Oncology, Cancer Center, University Medical Center Utrecht, University Utrecht, The Netherlands.ORCID 0000-0003-4205-6611
Ellen J de NijsCenter of Expertise Palliative Care, Leiden University Medical Center, Leiden, The Netherlands.
Michael A EchteldAvans University of Applied Sciences, Breda/Tilburg, The Netherlands.
Danielle ZweersDepartment of Medical Oncology, Cancer Center, University Medical Center Utrecht, University Utrecht, The Netherlands.
Ginette M HesselmannCancer Center, University Medical Center Utrecht, University Utrecht, The Netherlands.
Sigrid C VervoortCancer Center, University Medical Center Utrecht, University Utrecht, The Netherlands.
Jan B VosCancer Center, University Medical Center Utrecht, University Utrecht, The Netherlands.
Everlien de GraafCenter of Expertise in Palliative Care, Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, University Utrecht, The Netherlands.
Petronella O WitteveenDepartment of Medical Oncology, Cancer Center, University Medical Center Utrecht, University Utrecht, The Netherlands.
Karijn P SuijkerbuijkDepartment of Medical Oncology, Cancer Center, University Medical Center Utrecht, University Utrecht, The Netherlands.
Alexander de GraeffDepartment of Medical Oncology, Cancer Center, University Medical Center Utrecht, University Utrecht, The Netherlands.
Saskia C TeunissenCenter of Expertise in Palliative Care, Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, University Utrecht, The Netherlands.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe Utrecht Symptom Diary (USD) is a Dutch and adapted version of the Edmonton Symptom Assessment System, a patient-reported outcome measurement (PROM) tool to asses and monitor symptoms in cancer patients. This study analyses the validity and responsiveness of the USD and the cutoff points to determine the clinical significance of a symptom score.

methodsObservational longitudinal cohort study including adult in- and outpatients treated in an academic hospital in the Netherlands who completed at least one USD as part of routine care (2012-2019). The distress thermometer and problem checklist (DT&PC) was used as a reference PROM. Content, construct and criterion validity, responsiveness, and cutoff points are shown with prevalences, area under receiver operating characteristic (ROC) curve, Chi-squared test, Wilcoxon signed-rank test, and positive and negative predictive values, respectively.

resultsA total of 3913 patients completed 22 400 USDs. Content validity was confirmed for all added USD items with prevalences of ≥22%. All USD items also present on the DT&PC demonstrated a good criterion validity (ROC >0.8). Construct validity was confirmed for the USD as a whole and for the items dry mouth, dysphagia and well-being (P < .0001). USD scores differed significantly for patients when improving or deteriorating on the DT&PC which confirmed responsiveness. Optimal cutoff points (3 or 4) differed per symptom.

conclusionThe USD is a valid 12-item PROM for the most prevalent symptoms in cancer patients, which has content, criterion, and construct validity, and detects clinically important changes over time, in both curative and palliative phase.

Indexed as

Patient Reported Outcome MeasuresChecklistChi-Square DistributionFemaleHumansLanguageLongitudinal StudiesMaleMiddle AgedNeoplasmsNetherlandsPredictive Value of TestsROC CurveSymptom Assessmentcancerpatient reported outcome measuresquality of lifesymptom assessment

Identifiers

PMID32643871
PMCPMC7476846

What OpenQuestion holds

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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.