Evidence map›Paper›PMID 39808670›Full record

ArticlePloS one2025

Screening for anxiety in patients with cancer: Diagnostic accuracy of GAD-7 items considering lowered GAD-7 cut-offs.

Miriam Grapp, Till J Bugaj, Valentin Terhoeven, Hans-Christoph Friederich, Imad Maatouk

Abstract read
In one paragraph

Article in PloS one, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

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

  1. Pooled it
  2. Delivering prehabilitation in cancer surgery: a service evaluation at Nottingham University Hospitals.Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer · 2026
    Observational
  3. Article
  4. Article
  5. Standing the test of time: diagnostic accuracy of the Edmonton Symptom Assessment System-Revised (ESAS-r) for anxiety and depression screening.Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer · 2026
    Article
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  7. Review
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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

5 authors.

Miriam GrappDepartment of General Internal and Psychosomatic Medicine, University Hospital Heidelberg, Heidelberg, Germany.ORCID 0000-0003-3837-0931
Till J BugajDepartment of General Internal and Psychosomatic Medicine, University Hospital Heidelberg, Heidelberg, Germany.
Valentin TerhoevenDepartment of General Internal and Psychosomatic Medicine, University Hospital Heidelberg, Heidelberg, Germany.
Hans-Christoph FriederichDepartment of General Internal and Psychosomatic Medicine, University Hospital Heidelberg, Heidelberg, Germany.ORCID 0000-0003-4344-8959
Imad MaatoukDepartment of General Internal and Psychosomatic Medicine, University Hospital Heidelberg, Heidelberg, Germany.ORCID 0000-0002-8030-1182

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundA standard questionnaire for generalized anxiety disorders is the GAD-7. Attempts to improve its screening capacity in oncological settings resulted in a discussion about lowering its cut-off. This study examines the diagnostic accuracy of the GAD-7 items depending on applied cut-offs and whether, similar to depressive symptoms, a distinction between somatic-emotional and cognitive items might be relevant. PATIENTS AND

methodsScreening data from 4705 patients with cancer who were treated at the outpatient clinic of the National Centre for Tumour Diseases in Heidelberg were analysed. For the individual GAD-7 items sensitivity, specificity, positive and negative predictive values, and Clinical Utility Index were determined for cut-off ≥ 7, ≥ 8, ≥ 10 and ≥ 15 in the GAD-7 questionnaire.

resultsThe best overall diagnostic accuracy was found for a cut-off ≥ 8. The cognitive items had the best diagnostic accuracy for identifying severe GAD (cut-off ≥ 15), and the somatic-emotional items had the best diagnostic accuracy for identifying mild to moderate GAD (cut-off ≥ 7, ≥ 8 and ≥ 10).

conclusionsOur data support the recommendation of lowering the GAD-7 cut-off in oncology settings and suggest that in anxiety disorders, a symptom overlap between the physical illness and a possible mental disorder should be considered.

Indexed as

AnxietyAnxiety DisordersNeoplasmsAdultAgedFemaleHumansMaleMass ScreeningMiddle AgedSensitivity and SpecificitySurveys and Questionnaires

Identifiers

PMID39808670
PMCPMC11731751

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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.