Environmental Sciences Environmental Sciences & Ecology Life Sciences & Biomedicine Public, Environmental & Occupational Health Science & Technology
Background: It is unknown if higher levels of ambient particulate matter (PM) exposure increase the risk for premature ventricular contractions (PVC) in a population-based study of men and women, and if this relationship varies by race or sex.
Methods: We examined the association of PM < 2.5 mu m in diameter (PM2.5) concentration with PVCs in 26,121 (mean age=64 +/- 9.3 years; 55% female; 41% black) participants from the REasons for Geographic And Racial Differences in Stroke (REGARDS) study. Estimates of short- (2-week) and long-term (1-year) PM2.5 exposures were computed prior to the baseline visit using geographic information system data on the individual level at the coordinates of study participants' residences. PVCs were identified from baseline electrocardiograms.
Results: PVCs were detected in 1719 (6.6%) study participants. Short- (OR=1.08, 95%CI=1.03, 1.14) and long(OR=1.06, 95%CI=1.01, 1.12) term PM2.5 exposures were associated with PVCs. Interactions were not detected by race or sex. An interaction between short-term PM2.5 exposure and PVCs was detected for those with cardiovascular disease (OR=1.16, 95%CI=1.06, 1.27) compared with those without cardiovascular disease (OR=1.05, 95%CI=0.99, 1.12; p-interaction=0.027).
Conclusion: Our findings suggest that PM2.5 exposure is associated with an increased risk for PVCs in a biracial population-based study of men and women. We also have identified persons with cardiovascular disease as an at-risk population for PVCs when increases in short-term PM2.5 concentration occur.
Fine particulate air pollution and premature ventricular contractions: The REasons for Geographic And Racial Differences in Stroke (REGARDS) Study
Creators
Wesley T. O'Neal - Emory University
Elsayed Z. Soliman - Wake Forest University
Jimmy T. Efird - East Carolina University
Virginia J. Howard - University of Alabama at Birmingham
George Howard - University of Alabama at Birmingham
Leslie A. McClure - Drexel University
Publication Details
Environmental research, v 154, pp 115-119
Publisher
Elsevier
Number of pages
5
Grant note
F32HL134290 / NATIONAL HEART, LUNG, AND BLOOD INSTITUTE; United States Department of Health & Human Services; National Institutes of Health (NIH) - USA; NIH National Heart Lung & Blood Institute (NHLBI)
F32-HL134290 / National Heart, Lung, And Blood Institute of the National Institutes of Health; United States Department of Health & Human Services; National Institutes of Health (NIH) - USA; NIH National Heart Lung & Blood Institute (NHLBI)
NASA Applied Sciences Program; National Aeronautics & Space Administration (NASA)
U01-NS041588 / National Institute of Neurological Disorders and Stroke, National Institutes of Health, Department of Health and Human Service; United States Department of Health & Human Services; National Institutes of Health (NIH) - USA; NIH National Institute of Neurological Disorders & Stroke (NINDS)
U01NS041588 / NATIONAL INSTITUTE OF NEUROLOGICAL DISORDERS AND STROKE; United States Department of Health & Human Services; National Institutes of Health (NIH) - USA; NIH National Institute of Neurological Disorders & Stroke (NINDS)
Resource Type
Journal article
Language
English
Academic Unit
Epidemiology and Biostatistics
Web of Science ID
WOS:000395617600016
Scopus ID
2-s2.0-85007543376
Other Identifier
991019168336404721
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