Evidence map›Paper›PMID 33481206›Full record

ReviewOncology and therapy2021

Current Challenges Faced by Cancer Clinical Trials in Addressing the Problem of Under-Representation of Older Adults: A Narrative Review.

Ruth M Parks, Holly M Holmes, Kwok-Leung Cheung

Abstract readReview
In one paragraph

Review in Oncology and therapy, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing 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

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

  1. Pooled it
  2. Article
  3. Article
  4. Review
  5. Review
  6. Article
  7. Health-related quality of life trajectories among older breast cancer survivors: a SEER-MHOS analysis.Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer · 2025
    Article
  8. Review
  9. Review
  10. Article
  11. Article
  12. Article
  13. 'What price do you put on your health?': Medical cannabis, financial toxicity and patient perspectives on medication access in advanced cancer.Health expectations : an international journal of public participation in health care and health policy · 2023
    Article
  14. Article
  15. Review
  16. Challenges in Geriatric Oncology-A Surgeon's Perspective.Current oncology (Toronto, Ont.) · 2022
    Review
  17. 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

3 authors.

Ruth M ParksNottingham Breast Cancer Research Centre, School of Medicine, University of Nottingham, Nottingham, UK.
Holly M HolmesDivision of Geriatric and Palliative Medicine, University of Texas Health Science Center McGovern Medical School, Houston, USA.
Kwok-Leung CheungNottingham Breast Cancer Research Centre, School of Medicine, University of Nottingham, Nottingham, UK. kl.cheung@nottingham.ac.uk.

Funding

Institutional Career Development CoreKL2TR003168 · NCATS · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI MILLER, CHARLES C · 2019 to 2023
$4.9M
6 · The paper itself

Abstract

The number of older adults living with cancer is increasing. There is a clear lack of representation of older adults in clinical trials, including cancer trials. Reasons for this are multifactorial and complex and include protocol, patient and sponsor factors. Potential solutions to overcome issues with trial design include varied methods of recruitment with flexible inclusion criteria. Possible alternatives to randomised trials include prospective cohort studies, pragmatic trials and the use of national population-based data sets. Patient factors may be addressed by integration of geriatric assessment, so patients can be randomised or treated based on their individual needs. Additionally, standard protocols for including older adults with cognitive impairment should be developed, rather than automatic exclusion. Increased effort is needed from sponsors and governing health care bodies to make recruitment of older adults to clinical trials standard.

Indexed as

Cancer trialsClinical trialsGeriatric assessmentOlder adults

Identifiers

PMID33481206
PMCPMC7820837

What OpenQuestion holds

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LicenceCC BY-NC
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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.