Particulate Matter Air Pollution Exposure and Heart Disease Mortality Risks by Race and Ethnicity in the United States: 1997 to 2009 National Health Interview Survey With Mortality Follow-Up Through 2011
An erratum to this article was published (Circulation, 7 Aug 2018 ↗)
Main finding · Heart disease mortality (full sample)Result — go to the resultHazard ratio 1.16 95% CI 1.08–1.25Authors' conclusion
Using a nationally representative sample, the association between PM2.5 and heart disease mortality was elevated and similar to previous estimates. Associations for non-Hispanic black and Hispanic adults were not statistically significantly different from those for non-Hispanic white adults.
Study context
- Population
- US adults, 1997–2009 National Health Interview Survey linked to mortality records through December 201165,936 deaths, 22,152 heart disease
- Exposure
- PM2.5 exposure, by race/ethnicity
- Outcome
- Heart disease mortality
Methodological detailsnationally representative sample, linked survey–mortality data
- Nationally representative sample
- Linked survey–mortality data
Main finding
Heart disease mortality (full sample)
Hazard ratio
1.16
95% CI 1.08–1.25
PM2.5
HR 1.16 (95% CI 1.08–1.25)
As reported in the abstract
Observational data: associations, not effects.
Further findings
Heart disease mortality (sample adults, adjusted for smoking and BMI)
| Comparison | HR (95% CI) | |
|---|---|---|
| PM2.5Similar to full sample | 1.18 (1.06–1.31) | |
| 0.512Hazard ratio (log scale) |
PM2.5–heart disease mortality association by race/ethnicity
- Interaction terms for non-Hispanic black and Hispanic vs non-Hispanic white not statistically significant
Original publication
Particulate Matter Air Pollution Exposure and Heart Disease Mortality Risks by Race and Ethnicity in the United States: 1997 to 2009 National Health Interview Survey With Mortality Follow-Up Through 2011. Circulation. Published 13 December 2017. doi:10.
Summarised from the published abstract; every number is checked against it