Evidence map›Paper›PMID 21788910›Full record

ArticleJournal of occupational and environmental medicine2011

Longitudinal changes in bone lead levels: the VA Normative Aging Study.

Elissa Wilker, Susan Korrick, Linda H Nie, David Sparrow, Pantel Vokonas, Brent Coull, Robert O Wright, Joel Schwartz, Howard Hu

Abstract read
In one paragraph

Article in Journal of occupational and environmental medicine, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
34citing 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.

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

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

  1. Pooled it
  2. Article
  3. Article
  4. Blood DNA methylation biomarkers of cumulative lead exposure in adults.Journal of exposure science & environmental epidemiology · 2021
    Article
  5. Review
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  14. Hearing loss, lead (Pb) exposure, and noise: a sound approach to ototoxicity exploration.Journal of toxicology and environmental health. Part B, Critical reviews · 2018
    Review
  15. Article
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  17. Review
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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

9 authors.

Elissa WilkerCardiovascular Epidemiology Research Unit, Beth Israel Deaconess Medical Center, Boston, MA 02215, USA. ewilker@bidmc.harvard.edu
Susan Korrick
Linda H Nie
David Sparrow
Pantel Vokonas
Brent Coull
Robert O Wright
Joel Schwartz
Howard Hu

Funding

Translational Research Support CoreP30ES000002 · NIEHS · HARVARD UNIVERSITY (SCH OF PUBLIC HLTH) · PI SUSAN A KORRICK · 1985 to 2026
$44.6M
Training Program in Environmental EpidemiologyT32ES007069 · NIEHS · HARVARD UNIVERSITY (SCH OF PUBLIC HLTH) · PI LADEN, FRANCINE · 1985 to 2024
$13.9M
Training Program in Cardiovascular ResearchT32HL007374 · NHLBI · HARVARD UNIVERSITY (MEDICAL SCHOOL) · PI MITTLEMAN, MURRAY A · 1985 to 2019
$7.9M
LEAD DOSE BIOMARKERS, REPRODUCTION, AND INFANT OUTCOMESR01ES007821 · NIEHS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI PETERSON, KAREN EILEEN · 1998 to 2010
$4.7M
LEAD-GENE INTERACTIONS AND CONGNITIONR01ES005257 · NIEHS · BRIGHAM AND WOMEN'S HOSPITAL · PI WEISSKOPF, MARC G · 1991 to 2007
$4.2M
IN VIVO TOTAL BODY LEAD ANALYSIS BY X-RAY FLUORESCENCER44ES003918 · NIEHS · ABIOMED, INC. · PI MILDER, FREDRIC L · 1987 to 1988
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NHLBI NIH HHS T32 HL007374NHLBI NIH HHS T32-HL007374NIEHS NIH HHS P30 ES000002NIEHS NIH HHS R01 ES005257NIEHS NIH HHS R01- ES005257NIEHS NIH HHS R01 ES007821NIEHS NIH HHS R01- ES007821NIEHS NIH HHS SBIR 2R44 ES03918-02NIEHS NIH HHS T32 ES007069NIEHS NIH HHS T32-ES07069PHS HHS 000002
6 · The paper itself

Abstract

objectiveBone lead is a cumulative measure of lead exposure that can also be remobilized. We examined repeated measures of bone lead over 11 years to characterize long-term changes and identify predictors of tibia and patella lead stores in an elderly male population.

methodsLead was measured every 3 to 5 years by k-x-ray fluorescence and mixed-effect models with random effects were used to evaluate change over time.

resultsA total of 554 participants provided up to four bone lead measurements. Final models predicted a -1.4% annual decline (95% CI: -2.2 to -0.7) for tibia lead and piecewise linear model for patella with an initial decline of 5.1% per year (95% CI: -6.2 to -3.9) during the first 4.6 years but no significant change thereafter (-0.4% [95% CI: -2.4 to 1.7]).

conclusionsThese results suggest that bone lead half-life may be longer than previously reported.

Indexed as

AgingAdultAgedAged, 80 and overBone and BonesHalf-LifeHumansLeadLongitudinal StudiesMaleMiddle AgedPatellaSpectrometry, X-Ray EmissionTibiaYoung AdultLead

Identifiers

PMID21788910
PMCPMC3159960

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.