Evidence map›Paper›PMID 34785831›Full record

ArticleTheoretical and applied climatology2022

Retrospection of heatwave and heat index.

Amit Awasthi, Kirti Vishwakarma, Kanhu Charan Pattnayak

Abstract read
In one paragraph

Article in Theoretical and applied climatology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing 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

15 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Article
  6. Article
  7. Excess mortality associated with extreme heat in Rio de Janeiro, Brazil, 2023.Revista panamericana de salud publica = Pan American journal of public health · 2025
    Article
  8. Article
  9. Article
  10. Article
  11. The Scorching Truth: Investigating the Impact of Heatwaves on Selangor's Elderly Hospitalisations.International journal of environmental research and public health · 2023
    Article
  12. Article
  13. Article
  14. Review
  15. 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.

Amit AwasthiDepartment of Applied Sciences, University of Petroleum & Energy Studies, Dehradun, 248007 Uttarakhand India.ORCID 0000-0001-8811-2338
Kirti VishwakarmaDepartment of Aerospace Engineering, University of Petroleum & Energy Studies, Dehradun, Uttarakhand India.
Kanhu Charan PattnayakSchool of Earth and Environment, University of Leeds, Leeds, UK.ORCID 0000-0001-9589-8789

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The frequency and intensity of extreme events especially heat waves (HW) are growing all around the world which ultimately poses a serious threat to the health of individuals. To quantify the effects of extreme temperature, appropriate information, and the importance of HW and heat index (HI) are carefully discussed for different parts of the world. Varied definitions of the HW and HI formula proposed and used by different countries are carried out systematically continent-wise. Different studies highlighted the number of definitions of HW; however, mostly used Steadman's formulae, which was developed in the late 1970s, for the calculation of HI that uses surface air temperature and relative humidity as climatic fields. Since then, dramatic changes in climatic conditions have been observed as evident from the ERA5 datasets which need to be addressed; likewise, the definition of HW, which is modified by the researchers as per the geographic conditions. It is evident from the ERA5 data that the temperature has increased by 1-2 °C as compared to the 1980s. There is a threefold increase in the number of heatwave days over most of the continents in the last 40 years. This study will help the researcher community to understand the importance of HW and HI. Furthermore, it opens the scope to develop an equation based on the present scenario keeping in mind the basics of an index as considered by Steadman.

Indexed as

Climate changeERA5Extreme eventsHeat indexHeat wave

Identifiers

PMID34785831
PMCPMC8581126

What OpenQuestion holds

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LicenceCC BY
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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.