Evidence map›Paper›PMID 24522443›Full record

ArticleThe American journal of clinical nutrition2014

Seafood consumption and blood mercury concentrations in adults aged ≥20 y, 2007-2010.

Samara Joy Nielsen, Brian K Kit, Yutaka Aoki, Cynthia L Ogden

Abstract read
In one paragraph

Article in The American journal of clinical nutrition, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 citing papers in PubMed.

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  12. Fish consumption recommendations to conform to current advice in regard to mercury intake.Environmental science and pollution research international · 2015
    Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Samara Joy NielsenDivision of Health and Nutrition Examination Surveys, National Center for Health Statistics, CDC, Hyattsville, MD (SJN, BKK, YA, and CLO), and the US Public Health Service, Rockville, MD (BKK).
Brian K Kit
Yutaka Aoki
Cynthia L Ogden

Funding

Intramural CDC HHS CC999999
6 · The paper itself

Abstract

backgroundSeafood is part of a healthy diet, but seafood can also contain methyl mercury-a neurotoxin.

objectiveThe objective was to describe seafood consumption in US adults and to explore the relation between seafood consumption and blood mercury.

designSeafood consumption, obtained from a food-frequency questionnaire, and blood mercury data were available for 10,673 adults who participated in the 2007-2010 NHANES-a cross-sectional nationally representative sample of the US population. Seafood consumption was categorized by type (fish or shellfish) and by frequency of consumption (0, 1-2, 3-4, or ≥5 times/mo). Linear trends in geometric mean blood mercury concentrations by frequency of seafood consumption were tested. Logistic regression analyses examined the odds of blood mercury concentrations ≥5.8 μg/L (as identified by the National Research Council) based on frequency of the specific type of seafood consumed (included in the model as continuous variables) adjusted for sex, age, and race/Hispanic origin.

resultsIn 2007-2010, 83.0% ± 0.7% (±SE) of adults consumed seafood in the preceding month. In adults consuming seafood, the blood mercury concentration increased as the frequency of seafood consumption increased (P < 0.001). In 2007-2010, 4.6% ± 0.39% of adults had blood mercury concentrations ≥5.8 μg/L. Results of the logistic regression on blood mercury concentrations ≥5.8 μg/L showed no association with shrimp (P = 0.21) or crab (P = 0.48) consumption and a highly significant positive association with consumption of high-mercury fish (adjusted OR per unit monthly consumption: 4.58; 95% CI: 2.44, 8.62; P < 0.001), tuna (adjusted OR: 1.14; 95% CI: 1.10, 1.17; P < 0.001), salmon (adjusted OR: 1.14; 95% CI: 1.09, 1.20; P < 0.001), and other seafood (adjusted OR: 1.12; 95% CI: 1.08, 1.15; P < 0.001).

conclusionMost US adults consume seafood, and the blood mercury concentration is associated with the consumption of tuna, salmon, high-mercury fish, and other seafood.

Indexed as

SeafoodAdultAnimalsCross-Sectional StudiesEnvironmental ExposureFemaleFood ContaminationHumansLogistic ModelsMaleMercuryMiddle AgedNutrition SurveysSurveys and QuestionnairesYoung AdultMercury

Identifiers

PMID24522443
PMCPMC10952048

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.