Is short-term exposure to low and high ambient temperatures associated with an increased risk of sudden unexpected death in infancy? A case-crossover study in France (2015-2022)

Short-term exposure to both high and low temperatures showed patterns of association with SUDI, with particularly notable effects of heat during summer. Although statistical support for many trends was limited, the alignment of these signals with previous studies suggests that preventive measures to reduce temperature-related risks for infants may be considered, particularly in the context of rising temperatures.

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Publication Details

Journal
Environmental Research
Published
2026-02-21
DOI
https://doi.org/10.1016/j.envres.2026.124080
Primary Topic
Climate Change and Health Impacts
Type
article
Field-Weighted Citation Impact
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article

Is short-term exposure to low and high ambient temperatures associated with an increased risk of sudden unexpected death in infancy? A case-crossover study in France (2015-2022)

Noémie Letellier, Lepeule Johanna, Rémi Beranger, David Boels et al.
Environmental Research
Climate Change and Health Impacts
article

Is short-term exposure to low and high ambient temperatures associated with an increased risk of sudden unexpected death in infancy? A case-crossover study in France (2015-2022)

Noémie Letellier, Lepeule Johanna, Rémi Beranger, David Boels, Emmanuel Bourdet, Tarik Benmarhnia
article en

Abstract

Short-term exposure to both high and low temperatures showed patterns of association with SUDI, with particularly notable effects of heat during summer. Although statistical support for many trends was limited, the alignment of these signals with previous studies suggests that preventive measures to reduce temperature-related risks for infants may be considered, particularly in the context of rising temperatures.

Environmental ResearchVol. 296
Centre National de la Recherche Scientifique (FR), Scripps Institution of Oceanography (US), Inserm (FR), Université Paris Cité (FR), Centre Hospitalier Universitaire de Nantes (FR), Institut de Recherche en Santé, Environnement et Travail (FR), Institut pour l'avancée des biosciences (FR), Institut de recherche mathématique de Rennes (FR), Université de Rennes (FR), Université Grenoble Alpes (FR), Nantes Université (FR)
Openalex Percentile: Top 52%
Climate Change and Health Impacts
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