Evidence map›Paper›PMID 32211932›Full record

ArticleEuropean journal of nutrition2021

Dietary iodine, seaweed consumption, and incidence risk of metabolic syndrome among postmenopausal women: a prospective analysis of the Korean Multi-Rural Communities Cohort Study (MRCohort).

Jin-Kyu Park, Hye Won Woo, Mi Kyung Kim, Jinho Shin, Young-Hoon Lee, Dong Hoon Shin, Min-Ho Shin, Bo Youl Choi

Abstract read
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In one paragraph

Article in European journal of nutrition, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed, 1 pooled it
2.5field-weighted citation impact, top 10% 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

16 citing papers in PubMed, 1 synthesis or guideline pooled it, 23 citations in OpenAlex.

  1. Pooled it
  2. Observational
  3. Nutrition research and practice · 2026
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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

8 authors at 4 institutions in 1 country.

Jin-Kyu Park *Division of Cardiology, Department of Internal Medicine, College of Medicine, Hanyang University, Seoul, South Korea.ORCID http://orcid.org/0000-0001-7931-777X
Hye Won Woo *Department of Preventive Medicine, College of Medicine, Hanyang University, Seoul, South Korea.ORCID http://orcid.org/0000-0001-6072-6119
Mi Kyung KimDepartment of Preventive Medicine, Medical School Building A-Room 517-2, College of Medicine, Hanyang University, 222 Wangsimni-ro, Sungdong-Gu, Seoul, 04763, Republic of Korea. kmkkim@hanyang.ac.kr.ORCID http://orcid.org/0000-0001-8503-2631
Jinho ShinDivision of Cardiology, Department of Internal Medicine, College of Medicine, Hanyang University, Seoul, South Korea.ORCID http://orcid.org/0000-0003-2872-6105
Young-Hoon LeeDepartment of Preventive Medicine and Institute of Wonkwang Medical Science, School of Medicine, Wonkwang University, Iksan, South Korea.ORCID http://orcid.org/0000-0003-1367-025X
Dong Hoon ShinDepartment of Preventive Medicine, Keimyung University School of Medicine, Daegu, South Korea.ORCID http://orcid.org/0000-0002-3623-7013
Min-Ho ShinDepartment of Preventive Medicine, Chonnam National University Medical School, Gwangju, South Korea.ORCID http://orcid.org/0000-0002-2217-5624
Bo Youl ChoiDepartment of Preventive Medicine, College of Medicine, Hanyang University, Seoul, South Korea.ORCID http://orcid.org/0000-0003-0115-5736
Hanyang University · KRChonnam National University Hospital · KRKeimyung University · KRWonkwang University · KR

Funding

Korea Centers for Disease Control and Prevention (KR) 2004-E71004-00Korea Centers for Disease Control and Prevention (KR) 2005-E71011-00Korea Centers for Disease Control and Prevention (KR) 2006-E71009-00Korea Centers for Disease Control and Prevention (KR) 2007-E71002-00Korea Centers for Disease Control and Prevention (KR) 2008-E71004-00Korea Centers for Disease Control and Prevention (KR) 2009-E71006-00Korea Centers for Disease Control and Prevention (KR) 2010-E71003-00Korea Centers for Disease Control and Prevention (KR) 2011-E71002-00Korea Centers for Disease Control and Prevention (KR) 2012-E71007-00Korea Centers for Disease Control and Prevention (KR) 2013-E71008-00National Research Foundation 2016R1A2B2011352
6 · The paper itself

Abstract

purposeDespite a beneficial role of iodine and seaweed consumption against metabolic syndrome (MetS), which is high in postmenopausal women, few studies investigated such associations in a prospective study. This study aimed to investigate the association of dietary iodine and seaweed consumption with the incidence of MetS and its components in postmenopausal women.

methodsA total of 2588 postmenopausal women aged ≥ 40 years were recruited between 2005 and 2011 in the Multi-Rural Communities Cohort (MRCohort). A validated semiquantitative food frequency questionnaire was used to collect dietary intake data. MetS was defined as three of five components [abdominal obesity, elevated blood pressure, glucose, triglyceride, and low-high density lipoprotein cholesterol (HDL-C)] and the incidence of MetS was checked every 2-4 years. The incidence rate ratio (IRR) was estimated using a modified Poisson regression model with a robust error estimator.

resultsDuring the mean follow-up period (3.4 ± 2.1 years), MetS occurred in 481 participants. The median cumulative average iodine intake was 108.9 µg/day (interquartile range, 60.8-190.2 µg/day). In multivariable analyses, average iodine and seaweed consumption were inversely associated with MetS (IRR = 0.61, 95% CI 0.47-0.78 in the highest quartile of iodine intake, P for trend = 0.0018; IRR = 0.52, 95% CI 0.39-0.69 in the highest quartile of seaweed consumption, P for trend = 0.0004). Among MetS components, blood glucose (> 100 mg/dL), blood pressure (≥ 130/85 mmHg), and lipid profiles (triglyceride, ≥ 150 mg/dL and HDL-C, < 50 mg/dL) were significantly inversely associated with dietary iodine and seaweed consumption, but there was no clear association for waist circumference (≥ 85 cm).

conclusionDietary iodine and seaweed consumption may be inversely associated with MetS incidence and its individual abnormalities in postmenopausal women.

Indexed as

IodineMetabolic SyndromeSeaweedCohort StudiesFemaleHumansIncidencePostmenopauseProspective StudiesRepublic of KoreaRisk FactorsRural PopulationIodineIodine intakeMetabolic syndromePostmenopausal womenProspectiveSeaweed

Identifiers

PMID32211932
OpenAlexW3013881761

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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.