Evidence map›Paper›PMID 40685989›Full record

Trial reportJournal of oral rehabilitation2025

Risk and Health Factors for Temporomandibular Disorders Following Radiotherapy for Head and Neck Cancer.

Ellie Saghafi, Kalid Kadhim, Birgitta Johansson-Cahlin, Charlotte Andrén Andås, Therese Karlsson, Caterina Finizia, Göran Kjeller, Lisa Tuomi

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in Journal of oral rehabilitation, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
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

8 authors.

Ellie SaghafiDepartment of Oral and Maxillofacial Surgery, Institute of Odontology, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.ORCID https://orcid.org/0009-0001-9701-6249
Kalid KadhimClinic of Orofacial Pain, Public Dental Service, Gothenburg, Sweden.
Birgitta Johansson-CahlinClinic of Orofacial Pain, Public Dental Service, Gothenburg, Sweden.ORCID https://orcid.org/0000-0002-1238-5644
Charlotte Andrén AndåsClinic of Orofacial Pain, Public Dental Service, Gothenburg, Sweden.
Therese KarlssonDepartment of Otorhinolaryngology, Head and Neck Surgery, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
Caterina FiniziaDepartment of Otorhinolaryngology, Head and Neck Surgery, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
Göran KjellerDepartment of Oral and Maxillofacial Surgery, Institute of Odontology, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
Lisa TuomiDepartment of Otorhinolaryngology, Head and Neck Surgery, Sahlgrenska University Hospital, Gothenburg, Sweden.

Funding

Anna-Lisa and Bror Björnsson FoundationAssar Gabrielsson Foundation,Göteborgs Tandläkare-SällskapLions Cancer Foundation WestSjöberg Foundation,Swedish Cancer FoundationSwedish Dental Societythe Swedish state under the agreement between the Swedish government and the county councils, the ALF agreement, and the Operational Healthcare Committee, Region Västra Götaland.
6 · The paper itself

Abstract

backgroundTemporomandibular disorders (TMD) are multifactorial and complex musculoskeletal conditions frequently associated with pain or dysfunction, including impaired jaw function and pain in the temporomandibular joint, masticatory muscles and/or related structures. Recent studies have found that personality, behaviour and environment can affect the development of TMD.

objectiveThis study investigates whether patient-related factors can predict TMD among patients with head and neck cancer (HNC) after radiotherapy.

methodsWe randomised 58 consecutive patients with squamous cell carcinoma in the head and neck area into two groups: training with a jaw mobiliser once a day or a control group (no training). A comprehensive examination for TMD was conducted at baseline (before oncologic treatment) and 6 and 12 months after radiotherapy. Potential predictors were analysed using linear and logistic regression analyses.

resultsMyalgia was associated with TMD diagnosis at baseline, and jaw exercise lowered the risk of developing myalgia at the follow-ups. The degree of pain at baseline and jaw exercise were associated with the changes in pain at follow-ups. Jaw exercise was associated with a lower degree of pain. A high degree of pain at baseline was associated with less pain at follow-ups. Jaw exercise was associated with a reduced risk of decreased maximal incisal mouth opening post treatment.

conclusionNo psychosocial or other background factor reduced risk for myalgic pain or pain to the same degree as jaw exercise. Therefore, we recommend using jaw training to prevent the deterioration of maximal incisal opening and the development of pain associated with TMD.

Indexed as

Carcinoma, Squamous CellExercise TherapyFacial PainHead and Neck NeoplasmsTemporomandibular Joint DisordersAdultAgedFemaleHumansMaleMasticatory MusclesMiddle AgedMyalgiaPain MeasurementRange of Motion, ArticularRisk Factorshead and neck cancerinterventionpreventionradiotherapysymptomtemporomandibular disorders (TMD)trismus

Identifiers

PMID40685989
PMCPMC12515997

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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.