Evidence map›Paper›PMID 29331986›Full record

ArticleHeart (British Cardiac Society)2018

Sex differences in impact of coronary artery calcification to predict coronary artery disease.

Yoko M Nakao, Yoshihiro Miyamoto, Masahiro Higashi, Teruo Noguchi, Mitsuru Ohishi, Isao Kubota, Hiroyuki Tsutsui, Tomohiro Kawasaki, Yutaka Furukawa, Michihiro Yoshimura and 9 more

Abstract readComparative StudyMulticenter Study
In one paragraph

Article in Heart (British Cardiac Society), 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing 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

19 citing papers in PubMed.

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  13. Development and validation of ischemia risk scores.Journal of nuclear cardiology : official publication of the American Society of Nuclear Cardiology · 2023
    Article
  14. Machine learning to predict abnormal myocardial perfusion from pre-test features.Journal of nuclear cardiology : official publication of the American Society of Nuclear Cardiology · 2022
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  15. Article
  16. Review
  17. Automated coronary artery calcium scoring using nested U-Net and focal loss.Computational and structural biotechnology journal · 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

19 authors.

Yoko M NakaoDepartment of Preventive Medicine and Epidemiologic informatics, National Cerebral and Cardiovascular Center, Suita, Japan.
Yoshihiro MiyamotoDepartment of Preventive Medicine and Epidemiologic informatics, National Cerebral and Cardiovascular Center, Suita, Japan.
Masahiro HigashiDepartment of Radiology, National Hospital Organization Osaka National Hospital, Osaka, Japan.
Teruo NoguchiDepartment of Cardiovascular Medicine, National Cerebral and Cardiovascular Center, Suita, Japan.
Mitsuru OhishiDepartment of Cardiovascular Medicine and Hypertension, Graduate School of Medicine Kagoshima University, Kagoshima, Japan.
Isao KubotaDepartment of Cardiology, Pulmonology and Nephrology, Yamagata University School of Medicine, Yamagata, Japan.
Hiroyuki TsutsuiDepartment of Cardiovascular Medicine, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan.
Tomohiro KawasakiCardiovascular Center, Shin-Koga Hospital, Kurume, Japan.
Yutaka FurukawaDepartment of Cardiovascular Medicine, Kobe City Medical Center General Hospital, Kobe, Japan.
Michihiro YoshimuraDivision of Cardiology, Department of Internal Medicine, The Jikei University School of Medicine, Tokyo, Japan.
Hideaki MoritaDepartment of Cardiology, Osaka Medical College, Osaka, Japan.
Kunihiro NishimuraCenter for Cerebral and Cardiovascular Disease Information, National Cerebral and Cardiovascular Center, Suita, Japan.
Akiko KadaClinical Research Center, National Hospital Organization Nagoya Medical Center, Nagoya, Japan.
Yoichi GotoDepartment of Cardiovascular Medicine, National Cerebral and Cardiovascular Center, Suita, Japan.
Tomonori OkamuraDepartment of Preventive Medicine and Public Health, Keio University, Tokyo, Japan.
Chuwa TeiWaon Therapy Research Institute, Tokyo, Japan.
Hitonobu TomoikeSakakibara Heart Institute, Fuchu, Japan.
Hiroaki NaitoNissay Hospital, Osaka, Japan.
Satoshi YasudaDepartment of Cardiovascular Medicine, National Cerebral and Cardiovascular Center, Suita, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo assess sex-specific differences regarding use of conventional risks and coronary artery calcification (CAC) to detect coronary artery disease (CAD) using coronary CT angiography (CCTA).

methodsThe Nationwide Gender-specific Atherosclerosis Determinants Estimation and Ischemic Cardiovascular Disease Prospective Cohort study is a prospective, multicentre, nationwide cohort study. Candidates with suspected CAD aged 50-74 years enrolled from 2008 to 2012. The outcome was obstructive CAD defined as any stenosis ≥50% by CCTA. We constructed logistic regression models for obstructive CAD adjusted for conventional risks (clinical model) and CAC score. Improvement in discrimination beyond risks was assessed by C-statistic; net reclassification index (NRI) for CAD probability of low (<30%), intermediate (30%-60%) and high (≥60%); and risk stratification capacity.

resultsAmong 991 patients (456 women, 535 men; 65.2 vs 64.4 years old), women had lower CAC scores (median, 4 vs 60) and lower CAD prevalence (21.7% vs 37.0%) than men. CAC significantly improved model discrimination compared with clinical model in both sexes (0.66-0.79 in women vs 0.61-0.83 in men). The NRI for women was 0.33, which was much lower than that for men (0.71). Adding CAC to clinical model had a larger benefit in terms of moving an additional 43.3% of men to the most determinant categories (high or low risk) compared with -1.4% of women.

conclusionsThe addition of CAC to a prediction model based on conventional variables significantly improved the classification of risk in suspected patients with CAD, with sex differences influencing the predictive ability. TRIAL REGISTRATION NUMBER: UMIN-CTR Clinical Trial: UMIN000001577.

Indexed as

Computed Tomography AngiographyAgedCoronary AngiographyCoronary Artery DiseaseCoronary StenosisCoronary VesselsCross-Sectional StudiesHumansJapanMaleMiddle AgedPredictive Value of TestsProspective StudiesReproducibility of ResultsRisk AssessmentRisk Factorscardiac computer tomographic (ct) imagingcoronary artery disease

Identifiers

PMID29331986
PMCPMC6031260

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.