Evidence map›Paper›PMID 18523458›Full record

ArticleJournal of exposure science & environmental epidemiology2009

Levels of urinary total and speciated arsenic in the US population: National Health and Nutrition Examination Survey 2003-2004.

Kathleen L Caldwell, Robert L Jones, Carl P Verdon, Jeffery M Jarrett, Samuel P Caudill, John D Osterloh

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Article in Journal of exposure science & environmental epidemiology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 75 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
75citing papers in PubMed, 2 pooled it
10.3field-weighted citation impact, top 1% of its field
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

75 citing papers in PubMed, 2 syntheses or guidelines pooled it, 179 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
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  6. Article
  7. Biomonitoring California Protocol for Following up on Elevated Levels of Urinary Arsenic.International journal of environmental research and public health · 2023
    Article
  8. Protective efficacy ofToxicological research · 2022
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  9. Article
  10. Article
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  13. Association of urinary arsenic and sleep disorder in the US population: NHANES 2015-2016.Environmental science and pollution research international · 2022
    Article
  14. Article
  15. Article
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  18. Article
  19. Temporal trend of arsenic in outdoor air PMEnvironmental science and pollution research international · 2020
    Article
  20. Urinary speciated arsenic and depression among US adults.Environmental science and pollution research international · 2020
    Article

15 more citing papers are in PubMed but not listed here.

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 at 2 institutions in 1 country.

Kathleen L CaldwellDivision of Laboratory Sciences, National Center for Environmental Health, Centers for Disease Control and Prevention, Atlanta, Georgia 30341, USA. kcaldwell@cdc.gov
Robert L Jones
Carl P Verdon
Jeffery M Jarrett
Samuel P Caudill
John D Osterloh
Centers for Disease Control and Prevention · USNational Center for Environmental Health · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo provide levels of total and speciated urinary arsenic in a representative sample of the US population.

methodsFor the first time, total arsenic and seven inorganic and organic arsenic species were measured in the urine of participants (n=2557) for the 2003-2004 National Health and Nutrition Examination Survey (NHANES). Data were compiled as geometric means and selected percentiles of urinary arsenic concentrations (microg/l) and creatinine-corrected urinary arsenic (microg/g creatinine) for total arsenic, dimethylarsinic acid, arsenobetaine, and a sum of the inorganic related species.

resultsArsenic acid, arsenous acid, arsenocholine, and trimethylarsine oxide were detected in 7.6%, 4.6%, 1.8%, and 0.3% of the participants, respectively (the limits of detection of 0.6-1.2 microg/l). Monomethylarsonic acid was detected in 35% of the overall population. For all participants aged > or =6 years, dimethylarsinic acid (geometric mean of 3.71 microg/l) and arsenobetaine (geometric mean of 1.55 microg/l) had the greatest contribution to the total urinary arsenic levels. A relatively greater percentage contribution from arsenobetaine is seen at higher total urinary arsenic levels and from dimethylarsinic acid at lower total urinary arsenic levels. For all participants aged > or =6 years, the 95th percentiles for total urinary arsenic and the sum of inorganic-related arsenic (arsenic acid, arsenous acid, dimethylarsinic acid, and monomethylarsonic acid) were 65.4 and 18.9 microg/l, respectively. For total arsenic and dimethylarsinic acid, covariate-adjusted geometric means demonstrated several slight differences due to age, gender, and race/ethnicity.

conclusionsThe data reflect relative background contributions of inorganic and seafood-related arsenic exposures in the US population. Arsenobetaine and dimethylarsinic acid are the major arsenic species present with arsenobetaine, accounting for a greater proportion of total arsenic as total arsenic levels increase.

Indexed as

Nutrition SurveysPopulationPublic HealthAdolescentAdultArsenicArsenicalsCenters for Disease Control and Prevention, U.S.ChildChild, PreschoolEnvironmental ExposureHumansTime FactorsUnited StatesYoung AdultArsenicArsenicals

Identifiers

PMID18523458
OpenAlexW2144593881

What OpenQuestion holds

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Registered trials

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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.