Evidence map›Paper›PMID 35399938›Full record

SynthesisFrontiers in endocrinology2022

Normal Weight Obesity and Cardiometabolic Risk Factors: A Systematic Review and Meta-Analysis.

Nami Mohammadian Khonsari, Patricia Khashayar, Ehsan Shahrestanaki, Roya Kelishadi, Sahar Mohammadpoor Nami, Motahar Heidari-Beni, Zahra Esmaeili Abdar, Ozra Tabatabaei-Malazy, Mostafa Qorbani

Open access · goldAbstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in Frontiers in endocrinology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 84 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
84citing papers in PubMed, 5 pooled it
18.0field-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

84 citing papers in PubMed, 5 syntheses or guidelines pooled it, 103 citations in OpenAlex.

  1. Validity of non-traditional measures of obesity compared to total body fat across the life course: A systematic review and meta-analysis.Obesity reviews : an official journal of the International Association for the Study of Obesity · 2025
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  20. Time to Address Eating Disorder Risk Among Medical Students.Behavioral sciences (Basel, Switzerland) · 2026
    Review

24 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

9 authors at 5 institutions in 2 countries.

Nami Mohammadian KhonsariNon-Communicable Diseases Research Center, Alborz University of Medical Sciences, Karaj, Iran.
Patricia KhashayarCenter for Microsystems Technology, Imec & Ghent University, Zwijnaarde-Gent, Belgium.
Ehsan ShahrestanakiSocial Determinants of Health Research Center, Alborz University of Medical Sciences, Karaj, Iran.
Roya KelishadiDepartment of Pediatrics, Child Growth and Development Research Center, Research Institute for Primordial Prevention of Non-Communicable Disease, Isfahan University of Medical Sciences, Isfahan, Iran.
Sahar Mohammadpoor NamiNon-Communicable Diseases Research Center, Alborz University of Medical Sciences, Karaj, Iran.
Motahar Heidari-BeniDepartment of Nutrition, Child Growth and Development Research Center, Research Institute for Primordial Prevention of Non-Communicable Disease, Isfahan University of Medical Sciences, Isfahan, Iran.
Zahra Esmaeili AbdarNon-Communicable Diseases Research Center, Alborz University of Medical Sciences, Karaj, Iran.
Ozra Tabatabaei-MalazyNon-Communicable Diseases Research Center, Endocrinology and Metabolism Population Sciences Institute, Tehran University of Medical Sciences, Tehran, Iran.
Mostafa QorbaniNon-Communicable Diseases Research Center, Alborz University of Medical Sciences, Karaj, Iran.
Jahrom University of Medical Sciences · IRAlborz University of Medical SciencesIsfahan University of Medical Sciences · IRGhent University · BETehran University of Medical Sciences · IR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Obesity is one of the most significant causes of morbidity and mortality worldwide. Current studies suggest a new type of obesity, normal weight obesity (NWO), which is defined as having a normal body mass index (BMI), but a high-fat percentage increases the risk of cardiometabolic risk factors (CMRFs). This systematic review and meta-analysis aimed to pool the association between NWO with CMRFs. Methods: A systematic search of the literature in all available electronic databases, including Scopus, Web of Science, EMBASE, and PubMed, was performed until October 2021. All English studies that assessed the association of NWOs [compared to normal weight non-obese (NWNO)] and the CMRFs were included. Two investigators extracted data and performed a quality assessment. The heterogeneity between studies was assessed with I-squared and Cochran's Q tests. Odds ratio (OR) was used as an effect size to pool the association of NWO with CMRFs. Results: Twenty-five articles that met the inclusion criteria entered the study. The total number of participants was 177,792, with an age range of 13 to 75 years. Most studies were conducted on the general population (adults) and were from China. The result of fixed-effect model meta-analysis indicated an increased odds of hyperglycemia (OR:1.50, 95%:1.23, 1.76), high TG (OR:1.90, 95% CH:1.44, 2.35), low HDL (OR: 1.28, 95% CI:1.06, 1.49) and diabetes (OR:1.39, 95% CI:1.30, 1.49). Moreover, the random effect meta-analysis showed that NWO increased the odds of dyslipidemia (OR:1.83, 95% CI:1.61, 20.4), HTN (OR:1.40, 95% CI:1.28, 1.51) and metabolic syndrome (OR:1.92, 95% CI:1.58, 2.26). Moreover, the mean of all CMRFs except plasma glucose in NWO subjects was statistically higher than NWNO subjects (p-value<0.05). Conclusion: The present study showed that NWO increased the odds of CMRFs. These findings indicate the inadequacy of the BMI measurement and the need for body fat assessment for a better obesity risk assessment.

Indexed as

Cardiovascular DiseasesMetabolic SyndromeAdolescentAdultAgedBody Mass IndexHumansMiddle AgedObesityRisk FactorsYoung Adultcardiometaboliccentral obesitymetabolic syndromenormal weight obesityobesity

Identifiers

PMID35399938
PMCPMC8987277
OpenAlexW4220802049

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.