Evidence map›Paper›PMID 33407308›Full record

ArticleBMC public health2021

Obesity and overall mortality: findings from the Jackson Heart Study.

Yuan-I Min, Yan Gao, Pramod Anugu, Anshul Anugu, Adolfo Correa

Open access · goldAbstract read
In one paragraph

Article in BMC public health, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 25 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
25citing papers in PubMed, 1 pooled it
9.3field-weighted citation impact, top 2% 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

25 citing papers in PubMed, 1 synthesis or guideline pooled it, 33 citations in OpenAlex.

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  18. Sex Differences in Adiposity and Cardiovascular Diseases.International journal of molecular sciences · 2022
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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

5 authors at 1 institution in 1 country.

Yuan-I MinThe Jackson Heart Study, University of Mississippi Medical Center, 350 W. Woodrow Wilson Avenue, Ste. 701, Jackson, MS, 39213, USA. ymin@umc.edu.ORCID 0000-0003-2470-0004
Yan GaoThe Jackson Heart Study, University of Mississippi Medical Center, 350 W. Woodrow Wilson Avenue, Ste. 701, Jackson, MS, 39213, USA.
Pramod AnuguThe Jackson Heart Study, University of Mississippi Medical Center, 350 W. Woodrow Wilson Avenue, Ste. 701, Jackson, MS, 39213, USA.
Anshul AnuguThe Jackson Heart Study, University of Mississippi Medical Center, 350 W. Woodrow Wilson Avenue, Ste. 701, Jackson, MS, 39213, USA.
Adolfo CorreaThe Jackson Heart Study, University of Mississippi Medical Center, 350 W. Woodrow Wilson Avenue, Ste. 701, Jackson, MS, 39213, USA.
Jackson Memorial Hospital · US

Funding

NHLBI NIH HHS HHSN268201800010INHLBI NIH HHS HHSN28201800011INHLBI NIH HHS HHSN28201800012INHLBI NIH HHS HHSN28201800013INHLBI NIH HHS HHSN28201800014INHLBI NIH HHS HHSN28201800015I
6 · The paper itself

Abstract

backgroundOverall mortality has been reported to be lower among individuals classified as overweight/obese when compared with their normal weight counterparts ("obesity paradox") when obesity classification is based on the body mass index (BMI). One possible reason for this apparent paradox is that BMI is not a reliable measure of obesity-related risk as it does not differentiate fat mass from lean muscle mass or fat mass phenotypes. Waist circumference (WC), as a measure of central adiposity, may be a better indicator of obesity-related risk. We examined the association of overall mortality with BMI and with WC measures, including WC, waist-to-height ratio (WHtR) and waist-to-hip ratio (WHR).

methodsData from 3976 African American participants (551 deaths) in the Jackson Heart Study (JHS) were analyzed. Cox regression models were used to perform survival analysis. Obesity measures were analyzed as dichotomous (obese/non-obese) and continuous variables. Baseline covariates included age, sex and smoking status.

resultsComparing obese to non-obese participants, adjusted hazard ratios (95% CI) for overall mortality were 1.14 (0.96, 1.35), 1.30 (1.07, 1.59), 1.02 (0.73, 1.41) and 1.45 (1.18, 1.79) when using BMI, WC, WHtR and WHR, respectively. For BMI, WC and WHtR, a J-shaped relationship was observed with overall mortality. For WHR, a monotonic increasing relationship was observed with overall mortality.

conclusionsIn the JHS, we found that obesity as defined by WC and WHR was associated with an increased risk of overall and CVD mortality, while obesity defined by BMI was associated only with an increased risk of CVD mortality. WHR was the only obesity measure that showed a monotonic increasing relationship with overall and CVD mortality.

Indexed as

ObesityBody Mass IndexHumansLongitudinal StudiesRisk FactorsWaist CircumferenceWaist-Hip RatioBody mass indexCancer mortalityCardiovascular mortalityMortalityObesityOverall mortalityWaist circumferenceWaist-to-height ratioWaist-to-hip ratio

Identifiers

PMID33407308
PMCPMC7789276
OpenAlexW3121102783

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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.