Evidence map›Paper›PMID 41955340›Full record

Trial reportThe oncologist2026

Effect of a patient decision aid on shared decision making in patients with differentiated thyroid cancer: a randomized controlled trial.

Anna Koot, Petronella Ottevanger, Rosella Hermens, Annemijn Aarts, Janneke Walraven, Han Bonenkamp, Johannes de Wilt, Grard Nieuwenhuijzen, Alexander van der Veen, Mariel Keemers and 7 more

Registry-linked trialAbstract readRandomized Controlled TrialMulticenter Study
In one paragraph

Trial report in The oncologist, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03905369 (Focus on Values to Stimulate Shared Decisions in Patients With Thyroid Cancer), which is not on this map. Not yet cited in PubMed.

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

NCT03905369 naunknown statusnot on this map

Focus on Values to Stimulate Shared Decisions in Patients With Thyroid Cancer: A Multifaceted COMmunication BOoster (COMBO)

TypeinterventionalSponsorRadboud University Medical CenterRan2020 to 2024Enrolled128ConditionsThyroid CancerArmsDecision aid and SDM booster, Deliberation training
3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

17 authors.

Anna KootScience Department IQ Health, Radboud University Medical Center, Nijmegen, 6525 GA, The Netherlands.ORCID 0000-0002-6232-5789
Petronella OttevangerDivision of Oncology, Department of Internal Medicine, Radboud University Medical Center, Nijmegen, 6525 GA, The Netherlands.
Rosella HermensScience Department IQ Health, Radboud University Medical Center, Nijmegen, 6525 GA, The Netherlands.
Annemijn AartsDepartment of Obstetrics and Gynecology, Amsterdam University Medical Center, Location Amsterdam Medical Center, Amsterdam, 1105 AZ, The Netherlands.
Janneke WalravenDivision of Oncology, Department of Internal Medicine, Radboud University Medical Center, Nijmegen, 6525 GA, The Netherlands.
Han BonenkampDepartment of Surgical Oncology, Radboud University Medical Center, Nijmegen, 6525 GA, The Netherlands.
Johannes de WiltDepartment of Surgical Oncology, Radboud University Medical Center, Nijmegen, 6525 GA, The Netherlands.ORCID 0000-0001-6773-9668
Grard NieuwenhuijzenDepartment of Surgery, Catharina Hospital, Eindhoven, Eindhoven, 5623EJ, The Netherlands.ORCID 0000-0002-5837-5513
Alexander van der VeenDepartment of Surgery, Catharina Hospital, Eindhoven, Eindhoven, 5623EJ, The Netherlands.
Mariel KeemersDepartment of General Surgery, Canisius-Wilhelmina Hospital, Nijmegen, Nijmegen, 6532 SZ, The Netherlands.
Wouter ZandeeDepartment of Endocrinology, University Medical Center Groningen, Groningen, Groningen, 9713 GZ, The Netherlands.ORCID 0000-0001-7979-6969
Charlotte BlankenDepartment of Surgery, Rijnstate Hospital, Arnhem, Arnhem, 6815 AD, The Netherlands.
Maarten van AkenDepartment of Internal Medicine, Haga Hospital, The Hague, Den Haag, 2545 AA, The Netherlands.
Rogier DondersScience Department IQ Health, Radboud University Medical Center, Nijmegen, 6525 GA, The Netherlands.
Peep StalmeierScience Department IQ Health, Radboud University Medical Center, Nijmegen, 6525 GA, The Netherlands.
Romana Netea-MaierDepartment of Internal Medicine, Division of Endocrinology, Radboud University Medical Center, Nijmegen, 6525 GA, The Netherlands.
COMBO study group

Funding

Dutch Cancer Society 11463
6 · The paper itself

Abstract

background: Over the last decades optimal treatment for patients with differentiated thyroid cancer (DTC) is debated. Two treatment decisions for patients who could benefit from more individualized approaches and shared decision making (SDM), are the extent of surgery decision in patients with low-risk DTC, and the decision to start or delay the treatment with Tyrosine Kinase Inhibitors (TKIs) in patients with advanced DTC. Our aim is to examine the effect of a Patient Decision Aid (PtDA) on observed SDM, while physicians were trained in SDM.

methodsIn this multicenter RCT (2020-2024), all physicians (n = 26) received a 5-hour SDM training. Patients (n = 86) with DTC were randomized to receive a PtDA or care as usual. The primary outcome was the observed SDM as rated by blinding observers with the observing patient involvement in decision making (OPTION5) scale from audio-recorded consultations. Secondary outcomes included well-being measures, information-related measures, and decision-related measures.

resultsMean OPTION5 scores were 52 (range 0-100) for the PtDA and 54 (range 0-100) for the usual care group. The PtDA did not improve observed SDM, nor the secondary outcomes. Results of the Beta testing (n = 33) showed that the PtDA was readable (n = 30) and helpful for decision making (n = 28). All patients recommended using the PtDA.

conclusionIn this RCT, with high baseline SDM quality provided by trained physicians, PtDAs did not further improve SDM quality. Nevertheless, since all patients recommended the PtDA, future studies should establish the potential benefit of PtDAs, particularly as SDM training is usually not provided.

trial registrationClinicalTrials.gov NCT03905369.

Indexed as

Decision Making, SharedDecision Support TechniquesPatient ParticipationThyroid NeoplasmsAdultAgedFemaleHumansMaleMiddle Agedpatient decision aidsshared decision makingsurgerythyroid cancertyrosine kinase inhibitors

Identifiers

PMID41955340
PMCPMC13129192

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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.