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PM2.5 components and hospital admissions
A 10 μg/m³ rise in two-day PM2.5 was linked to about 1.9% more cardiac emergency admissions in 26 US communities.
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How many communities?
26 US communities.
Source: Fine particulate air pollution and its components in association with cause-specific emergency admissions · DOI · quote verified
CVD admission count?
685,716.
Source: Fine particulate air pollution and its components in association with cause-specific emergency admissions · DOI · quote verified
Effect per 10 μg/m³ two-day PM2.5 on CVD?
+1.89% (95% CI 1.34–2.45).
Source: Fine particulate air pollution and its components in association with cause-specific emergency admissions · DOI · quote verified
MI admissions percent change?
+2.25%.
Source: Fine particulate air pollution and its components in association with cause-specific emergency admissions · DOI · quote verified
Respiratory admissions percent change?
+2.07%.
Source: Fine particulate air pollution and its components in association with cause-specific emergency admissions · DOI · quote verified
Who was in the health data?
Medicare beneficiaries aged 65+ emergency admissions, 2000–2003.
Source: Fine particulate air pollution and its components in association with cause-specific emergency admissions · DOI · quote verified
Which season had the largest percent increases?
Spring.
Source: Fine particulate air pollution and its components in association with cause-specific emergency admissions · DOI · quote verified
Is mass enough?
Mass alone is not a sufficient metric; species modify the association.
Source: Fine particulate air pollution and its components in association with cause-specific emergency admissions · DOI · quote verified
NAAQS mentioned?
Annual 15 μg/m³, compared with Sacramento spring 6.1 μg/m³.
Source: Fine particulate air pollution and its components in association with cause-specific emergency admissions · DOI · quote verified
Highest winter PM2.5 cities?
Bakersfield 29.5 and Fresno 29.9 μg/m³.
Source: Fine particulate air pollution and its components in association with cause-specific emergency admissions · DOI · quote verified
Exposure lag used?
Average of the admission day and the previous day.
Source: Fine particulate air pollution and its components in association with cause-specific emergency admissions · DOI · quote verified