Evidence map›Paper›PMID 20123638›Full record

ArticleEnvironmental health perspectives2010

Residential traffic exposure, pulse pressure, and C-reactive protein: consistency and contrast among exposure characterization methods.

Christine L Rioux, Katherine L Tucker, Mkaya Mwamburi, David M Gute, Steven A Cohen, Doug Brugge

Registry-linked trialAbstract read
In one paragraph

Article in Environmental health perspectives, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT01231958 (The Boston Puerto Rican Health Study), which is not on this map. Cited by 24 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT01231958 completednot on this map

The Boston Puerto Rican Health Study: Center for Population Health and Health Disparities

TypeobservationalSponsorUniversity of Massachusetts, LowellRan2004 to 2017Enrolled1,650ConditionsCardiovascular Risk FactorArmsThe Heart Healthy Initiative for Hispanic Adults (HIP)
3 · Its place in the literature

Who cites it

24 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Article
  4. Article
  5. Roadside Exposure and Inflammation Biomarkers among a Cohort of Traffic Police in Kathmandu, Nepal.International journal of environmental research and public health · 2019
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  15. Review
  16. In-home air filtration for improving cardiovascular health: lessons from a CBPR study in public housing.Progress in community health partnerships : research, education, and action · 2013
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Christine L RiouxDepartment of Public Health and Community Medicine, Tufts University, Boston, Massachusetts 02155 , USA. christine.rioux@tufts.edu
Katherine L Tucker
Mkaya Mwamburi
David M Gute
Steven A Cohen
Doug Brugge

Funding

Center for Research/Nutrition &Health among the ElderlyP01AG023394 · NIA · TUFTS UNIVERSITY BOSTON · PI TUCKER, KATHERINE L · 2003 to 2007
$8.1M
Community Assessment of Freeway Pollution and HealthR01ES015462 · NIEHS · TUFTS UNIVERSITY BOSTON · PI BRUGGE, DOUG · 2008 to 2012
$2.5M
NIA NIH HHS 5P01AG023394NIA NIH HHS P01 AG023394NIEHS NIH HHS ES015462NIEHS NIH HHS R01 ES015462
6 · The paper itself

Abstract

backgroundTraffic exposure may increase cardiovascular disease (CVD) risk via systemic inflammation and elevated blood pressure, two important clinical markers for managing disease progression.

objectivesWe assessed degree and consistency of association between traffic exposure indicators as predictors of C-reactive protein (CRP) and pulse pressure (PP) in an adult U.S. Puerto Rican population (n = 1,017).

methodsCross-sectional information on health and demographics and blood data was collected. Using multiple linear regression, we tested for associations between CRP, PP, and six traffic exposure indicators including residential proximity to roads with > 20,000 vehicles/day and traffic density [vehicle miles traveled per square mile (VMT/mi2)]. Diabetes and obesity [body mass index (BMI) >or= 30 kg/m2] were tested as effect modifiers.

resultsCRP was positively associated with traffic density in the total population [36% CRP difference with 95% confidence interval (CI) 2.5-81%] for residence within the highest versus lowest VMT/mi2 level. With BMI >or= 30, CRP showed significant positive associations with five of six traffic indices including residence <or= 200 m versus > 200 m of a roadway [22.7% CRP difference (95% CI, 3.15-46.1)] and traffic density in the third highest versus lowest VMT/mi2 level [28.1% difference (95% CI, 1.0-62.6)]. PP was positively associated with residence within <or= 100 m of a roadway for the total population [2.2 mmHg (95% CI, 0.13-4.3 mmHg)] and persons with BMI >or= 30 [3.8 mmHg (95% CI, 0.88-6.8)]. Effect estimates approximately doubled for residence within <or= 200 m of two or more roadways, particularly in persons with diabetes [8.1 mmHg (95% CI, 2.2-14.1)].

conclusionsTraffic exposure at roadway volumes as low as 20,000-40,000 vehicles/day may increase CVD risk through adverse effects on blood pressure and inflammation. Individuals with elevated inflammation profiles, that is, BMI >or= 30, may be more susceptible to the effects of traffic exposure.

Indexed as

AgedBiomarkersBlood PressureCitiesC-Reactive ProteinCross-Sectional StudiesEnvironmental ExposureHispanic or LatinoHumansInflammationInterviews as TopicLinear ModelsMassachusettsMiddle AgedTransportationVehicle EmissionsBiomarkersC-Reactive ProteinVehicle Emissions

Identifiers

PMID20123638
PMCPMC2898857

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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.