Evidence map›Paper›PMID 26872840›Full record

ArticleBMC public health2016

A multilevel analysis to explain self-reported adverse health effects and adaptation to urban heat: a cross-sectional survey in the deprived areas of 9 Canadian cities.

Diane Bélanger, Belkacem Abdous, Pierre Valois, Pierre Gosselin, Elhadji A Laouan Sidi

Abstract read
In one paragraph

Article in BMC public health, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Trial
  2. Article
  3. Data-Enhancement Strategies in Weather-Related Health Studies.International journal of environmental research and public health · 2022
    Article
  4. Article
  5. Review
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.

Diane BélangerInstitut national de la recherche scientifique (INRS) Centre Eau Terre Environnement, 490, rue de la Couronne, Québec, Québec, G1K 9A9, Canada.
Belkacem AbdousCentre de recherche du Centre hospitalier universitaire (CHU) de Québec, 2705, boulevard Laurier, Québec, Québec, G1V 4G2, Canada.
Pierre ValoisUniversité Laval, 2325 rue de l'Université, Québec, Québec, G1V 0A6, Canada.
Pierre GosselinInstitut national de la recherche scientifique (INRS) Centre Eau Terre Environnement, 490, rue de la Couronne, Québec, Québec, G1K 9A9, Canada. pierre.gosselin@inspq.qc.ca.
Elhadji A Laouan SidiCentre de recherche du Centre hospitalier universitaire (CHU) de Québec, 2705, boulevard Laurier, Québec, Québec, G1V 4G2, Canada.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThis study identifies the characteristics and perceptions related to the individual, the dwelling and the neighbourhood of residence associated with the prevalence of self-reported adverse health impacts and an adaptation index when it is very hot and humid in summer in the most disadvantaged sectors of the nine most populous cities of Québec, Canada, in 2011.

methodsThe study uses a cross-sectional design and a stratified representative sample; 3485 people (individual-level) were interviewed in their residence. They lived in 1647 buildings (building-level) in 87 most materially and socially disadvantaged census dissemination areas (DA-level). Multilevel analysis was used to perform 3-level models nested one in the other to examine individual impacts as well as the adaptation index.

resultsFor the prevalence of impacts, which is 46 %, the logistic model includes 13 individual-level indicators (including air conditioning and the adaptation index) and 1 building-level indicator. For the adaptation index, with values ranging from -3 to +3, the linear model has 10 individual-level indicators, 1 building-level indicator and 2 DA-level indicators. Of all these indicators, 9 were associated to the prevalence of impacts only and 8 to the adaptation index only.

conclusionThis 3-level analysis shows the differential importance of the characteristics of residents, buildings and their surroundings on self-reported adverse health impacts and on adaptation (other than air conditioning) under hot and humid summer conditions. It also identifies indicators specific to impacts or adaptation. People with negative health impacts from heat rely more on adaptation strategies while low physical activity and good dwelling/building insulation lead to lower adaptation. Better neighbourhood walkability favors adaptations other than air conditioning. Thus, adaptation to heat in these neighbourhoods seems reactive rather than preventive. These first multi-level insights pave the way for the development of a theoretical framework of the process from heat exposure to impacts and adaptation for research, surveillance and public health interventions at all relevant levels.

Indexed as

CitiesAcclimatizationAdolescentAdultAgedAge FactorsCanadaCross-Sectional StudiesFemaleHot TemperatureHousingHumansMiddle AgedMultilevel AnalysisPrevalenceQuebec

Identifiers

PMID26872840
PMCPMC4751716

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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.