Evidence map›Paper›PMID 40366247›Full record

ArticleEuropean thyroid journal2025

Prevalence and severity of fatigue in treated hypothyroidism: results of a UK survey.

Lydia Grixti, Holly Fisher, Julia Priestley, Cheryl McMullan, Anna Woollven, Petros Perros, Anna Louise Mitchell, Earn H Gan, Simon H Pearce

Abstract read
In one paragraph

Article in European thyroid journal, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Article
  2. Article
  3. Why the science on TNature reviews. Endocrinology · 2025
    Article
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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

9 authors.

Lydia GrixtiTranslational and Clinical Research Institute, Newcastle University, Newcastle-upon-Tyne, UK.ORCID https://orcid.org/0009-0001-6250-4808
Holly FisherPopulation Health Sciences Institute, Faculty of Medical Sciences, Newcastle University Faculty of Medical Sciences, Newcastle upon Tyne, UK.ORCID https://orcid.org/0000-0002-8389-9140
Julia PriestleyBritish Thyroid Foundation, Harrogate, UK.
Cheryl McMullanBritish Thyroid Foundation, Harrogate, UK.
Anna WoollvenBritish Thyroid Foundation, Harrogate, UK.
Petros PerrosTranslational and Clinical Research Institute, Newcastle University, Newcastle-upon-Tyne, UK.ORCID https://orcid.org/0000-0001-7320-5574
Anna Louise MitchellEndocrine Unit, Royal Victoria Infirmary, Newcastle-upon-Tyne, UK.ORCID https://orcid.org/0000-0002-9946-183X
Earn H GanTranslational and Clinical Research Institute, Newcastle University, Newcastle-upon-Tyne, UK.ORCID https://orcid.org/0000-0003-1707-130X
Simon H PearceTranslational and Clinical Research Institute, Newcastle University, Newcastle-upon-Tyne, UK.ORCID https://orcid.org/0000-0001-8384-8063

Funding

Medical Research Council MR/Z503617/1
6 · The paper itself

Abstract

Background: A substantial proportion of patients taking thyroid hormone replacement for hypothyroidism show persistent symptoms. We sought to explore the prevalence and degree of fatigue in this patient group. Methods: An online survey including the FACIT-F fatigue scale was distributed by two UK patient support organisations, the British Thyroid Foundation (BTF) and The Thyroid Trust (TTT). Overall, 1,334 responses were received, of which 1,251 were complete, unique and from patients with primary hypothyroidism/Hashimoto thyroiditis who reported taking thyroid hormone replacements. Results: Ninety eight percent of respondents were women and the mean duration of treatment was 10.8 years (SD: 9.74). The mean fatigue score on the FACIT-F scale was 20.5 (SD: 10.5), with 89% of respondents fulfilling criteria for abnormal fatigue. Fatigue scores were not significantly different between respondents of different ages, gender, treatment type or treatment duration. FACIT-F scores were positively correlated with self-declared overall health state (Pearson r = 0.576, P < 0.001). Conclusions: Fatigue in treated hypothyroidism is very common, and the FACIT-F scores reported are comparable or worse than those recorded for many other chronic conditions. This study suggests that addressing fatigue in this patient group will be key to improving wellbeing and quality of life.

Indexed as

FatigueHypothyroidismAdultAgedFemaleHormone Replacement TherapyHumansMaleMiddle AgedPrevalenceQuality of LifeSeverity of Illness IndexSurveys and QuestionnairesUnited KingdomYoung AdultFACIT-FfatigueHashimoto thyroiditishypothyroidismlevothyroxinequality of lifetri-iodothyronine

Identifiers

PMID40366247
PMCPMC12084796

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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.