Short-Term Effects of Extreme Heat, Cold, and Air Pollution Episodes on Excess Mortality in Luxembourg.

Int J Environ Res Public Health · 2025 · PMC11941813 · PMID 40238412

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a decreasing trendno p-value reported

While PM 2.5 episodes had the highest mortality impact over the entire period, Figure 6 shows a decreasing trend in PM 2.5 -related deaths, as episode days dropped from an average of 18.6 per year (1998–2023) to 3.0 per year (2019–2023).

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