Evidence map›Paper›PMID 33507481›Full record

ArticleBreast cancer research and treatment2021

Allostatic score and its associations with demographics, healthy behaviors, tumor characteristics, and mitochondrial DNA among breast cancer patients.

Hua Zhao, Renduo Song, Yuanqing Ye, Wong-Ho Chow, Jie Shen

Open access · greenAbstract read
In one paragraph

Article in Breast cancer research and treatment, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed, 2 pooled it
3.3field-weighted citation impact, top 7% 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

27 citing papers in PubMed, 2 syntheses or guidelines pooled it, 40 citations in OpenAlex.

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  17. Association Between Neighborhood Opportunity, Allostatic Load, and All-Cause Mortality in Patients With Breast Cancer.Journal of clinical oncology : official journal of the American Society of Clinical Oncology · 2024
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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 2 countries.

Hua ZhaoDepartments of Epidemiology, The University of Texas MD Anderson Cancer Center, Houston, TX, 77030, USA. hua.zhao@vcuhealth.org.ORCID http://orcid.org/0000-0002-8726-9058
Renduo SongDepartments of Epidemiology, The University of Texas MD Anderson Cancer Center, Houston, TX, 77030, USA.
Yuanqing YeDepartments of Epidemiology, The University of Texas MD Anderson Cancer Center, Houston, TX, 77030, USA.
Wong-Ho ChowDepartments of Epidemiology, The University of Texas MD Anderson Cancer Center, Houston, TX, 77030, USA.
Jie ShenDepartments of Epidemiology, The University of Texas MD Anderson Cancer Center, Houston, TX, 77030, USA.
The University of Texas MD Anderson Cancer Center · US

Funding

Racial/ethnic disparity in breast cancer: can metabolic profiles play a role?U01CA179655 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI ZHAO, HUA · 2013 to 2017
$1.7M
NCI NIH HHS U01 CA179655
6 · The paper itself

Abstract

introductionAllostatic load (AL), a composite index, has been used to capture variation in life-course stresses. However, few studies have been carried out among breast cancer patients.

methodsIn this study, we examined the cross-sectional association of AL with demographics, healthy behaviors, tumor characteristics, and mitochondrial DNA copy number in breast cancer patients. The study used a sub-sample of 934 women with newly diagnosed breast cancer at M.D. Anderson from 2013 to 2018. To construct the AL score, the study used a battery of seventeen factors that represents the activity of five physiological systems: metabolic, cardiovascular, immunological, renal, and liver.

resultsAL was positively associated with the age of disease diagnosis (P = 0.002), and was higher in Black and Hispanic populations than White (P = 0.001 and 0.032, respectively). AL was also found more abundant in those who experienced marital dissolution (P = 0.006), lacked a college education (P = 0.045), currently smoked (P = 0.011), and had low levels of physical activity (P = 0.037) than their counterparts. The study then found that higher AL was associated with increased odds of having poorly differentiated tumors (Odds ratio (OR): 1.40, 95% confidence interval (CI): 1.28, 1.62). An additional significant association was observed between AL with estrogen receptor negative (ER-) (OR = 1.56, 95%CI: 1.02, 2.36) among Black patients. Finally, we observed a significant positive correlation between AL with leukocyte mitochondrial DNA copy number variation (P < 0.001).

conclusionsWe conclude AL is influenced by selected demographics and healthy behaviors, and further is correlated with tumor characteristics and mitochondrial DNA copy number in breast cancer patients.

Indexed as

AllostasisBreast NeoplasmsCross-Sectional StudiesDemographyDNA Copy Number VariationsDNA, MitochondrialFemaleHealth BehaviorHumansDNA, MitochondrialAllostatic loadBreast cancerHealthy behaviorsSocial-demographicsTumor characteristics

Identifiers

PMID33507481
PMCPMC12952051
OpenAlexW3121773125

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.