Evidence map›Paper›PMID 35627660›Full record

Observational studyInternational journal of environmental research and public health2022

Heatwave Mortality in Summer 2020 in England: An Observational Study.

Ross Thompson, Owen Landeg, Ishani Kar-Purkayastha, Shakoor Hajat, Sari Kovats, Emer O'Connell

Abstract readObservational Study
In one paragraph

Observational study in International journal of environmental research and public health, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed, 3 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

18 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
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  3. Pooled it
  4. Article
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  6. Medications, epilepsy and climate change: Added layers of complexity.British journal of clinical pharmacology · 2025
    Review
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  15. The Scorching Truth: Investigating the Impact of Heatwaves on Selangor's Elderly Hospitalisations.International journal of environmental research and public health · 2023
    Article
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  17. Article
  18. 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

6 authors.

Ross ThompsonExtreme Events and Health Protection Team, UK Health Security Agency, London SW1P 3JR, UK.ORCID 0000-0002-1407-1964
Owen LandegExtreme Events and Health Protection Team, UK Health Security Agency, London SW1P 3JR, UK.ORCID 0000-0002-2598-4769
Ishani Kar-PurkayasthaExtreme Events and Health Protection Team, UK Health Security Agency, London SW1P 3JR, UK.
Shakoor HajatDepartment of Social and Environmental Health Research, London School of Hygiene and Tropical Medicine, London WC1E 7HT, UK.ORCID 0000-0002-3086-362X
Sari KovatsDepartment of Social and Environmental Health Research, London School of Hygiene and Tropical Medicine, London WC1E 7HT, UK.ORCID 0000-0002-4823-8099
Emer O'ConnellExtreme Events and Health Protection Team, UK Health Security Agency, London SW1P 3JR, UK.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

High ambient temperatures pose a significant risk to health. This study investigates the heatwave mortality in the summer of 2020 during the SARS-CoV-2 coronavirus (COVID-19) pandemic and related countermeasures. The heatwaves in 2020 caused more deaths than have been reported since the Heatwave Plan for England was introduced in 2004. The total and cause-specific mortality in 2020 was compared to previous heatwave events in England. The findings will help inform summer preparedness and planning in future years as society learns to live with COVID-19. Heatwave excess mortality in 2020 was similar to deaths occurring at home, in hospitals, and in care homes in the 65+ years group, and was comparable to the increases in previous years (2016-2018). The third heatwave in 2020 caused significant mortality in the younger age group (0-64) which has not been observed in previous years. Significant excess mortality was observed for cardiovascular disease, respiratory disease, and Alzheimer's and Dementia across all three heatwaves in persons aged 65+ years. There was no evidence that the heatwaves affected the proportional increase of people dying at home and not seeking heat-related health care. The most significant spike in daily mortality in August 2020 was associated with a period of high night-time temperatures. The results provide additional evidence that contextual factors are important for managing heatwave risks, particularly the importance of overheating in dwellings. The findings also suggest more action is also needed to address the vulnerability in the community and in health care settings during the acute response phase of a heatwave.

Indexed as

COVID-19EnglandHot TemperatureHumansSARS-CoV-2Seasonscardiovascular mortalitydementiaheatwavemortalityplace of death

Identifiers

PMID35627660
PMCPMC9141696

What OpenQuestion holds

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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.