Evidence map›Paper›PMID 22235184›Full record

ArticleTheScientificWorldJournal2011

Spatial variability and application of ratios between BTEX in two Canadian cities.

Lindsay Miller, Xiaohong Xu, Amanda Wheeler, Dominic Odwa Atari, Alice Grgicak-Mannion, Isaac Luginaah

Abstract readComparative Study
In one paragraph

Article in TheScientificWorldJournal, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
–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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

24 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Transformation of BTEX compounds emitted by aircraft engines at ground level.Environmental science and pollution research international · 2025
    Article
  5. Article
  6. Influence of Environmental Exposure to Steel Waste on Endocrine Dysregulation andInternational journal of environmental research and public health · 2023
    Article
  7. Article
  8. Article
  9. Article
  10. Article
  11. Article
  12. The Seasonality Impact of the BTEX Pollution on the Atmosphere of Arad City, Romania.International journal of environmental research and public health · 2021
    Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Article
  20. Article
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.

Lindsay MillerDepartment of Civil and Environmental Engineering, University of Windsor, Windsor, ON, Canada N9B 3P4.
Xiaohong Xu
Amanda Wheeler
Dominic Odwa Atari
Alice Grgicak-Mannion
Isaac Luginaah

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Spatial monitoring campaigns of volatile organic compounds were carried out in two similarly sized urban industrial cities, Windsor and Sarnia, ON, Canada. For Windsor, data were obtained for all four seasons at approximately 50 sites in each season (winter, spring, summer, and fall) over a three-year period (2004, 2005, and 2006) for a total of 12 sampling sessions. Sampling in Sarnia took place at 37 monitoring sites in fall 2005. In both cities, passive sampling was done using 3M 3500 organic vapor samplers. This paper characterizes benzene, toluene, ethylbenzene, o, and (m + p)-xylene (BTEX) concentrations and relationships among BTEX species in the two cities during the fall sampling periods. BTEX concentration levels and rank order among the species were similar between the two cities. In Sarnia, the relationships between the BTEX species varied depending on location. Correlation analysis between land use and concentration ratios showed a strong influence from local industries. Use one of the ratios between the BTEX species to diagnose photochemical age may be biased due to point source emissions, for example, 53 tonnes of benzene and 86 tonnes of toluene in Sarnia. However, considering multiple ratios leads to better conclusions regarding photochemical aging. Ratios obtained in the sampling campaigns showed significant deviation from those obtained at central monitoring stations, with less difference in the (m + p)/E ratio but better overall agreement in Windsor than in Sarnia.

Indexed as

Air PollutantsBenzeneBenzene DerivativesCanadaCitiesData Interpretation, StatisticalEnvironmental MonitoringPhotochemical ProcessesSeasonsTolueneVehicle EmissionsVolatile Organic CompoundsXylenesAir PollutantsBenzeneBenzene DerivativesethylbenzeneTolueneVehicle EmissionsVolatile Organic CompoundsXylenesBTEXinter-species ratiosphotochemical agespatial variability.volatile organic compounds

Identifiers

PMID22235184
PMCPMC3253549

What OpenQuestion holds

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Registered trials

None linked

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.