Coronary artery calcium score percentiles: data from a single center in Turkey

PURPOSE: The coronary artery calcium (CAC) score is used in decision-making for preventive medications in patients with borderline clinical risk scores. Both absolute and percentile CAC scores can be used; however, a percentile CAC score is especially useful in young patients and women. The aim of t...

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Main Authors: Gülsüm Kılıçkap, Halil Tekdemir, Kübra Bahadır, Numan İlteriş Çevik, Betül Akdal Dölek, Murat Vural
Format: Article
Language:English
Published: Galenos Publishing House 2024-01-01
Series:Diagnostic and Interventional Radiology
Subjects:
Online Access: http://www.dirjournal.org/archives/archive-detail/article-preview/coronary-artery-calcium-score-percentiles-data-fro/60604
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author Gülsüm Kılıçkap
Halil Tekdemir
Kübra Bahadır
Numan İlteriş Çevik
Betül Akdal Dölek
Murat Vural
author_facet Gülsüm Kılıçkap
Halil Tekdemir
Kübra Bahadır
Numan İlteriş Çevik
Betül Akdal Dölek
Murat Vural
author_sort Gülsüm Kılıçkap
collection DOAJ
description PURPOSE: The coronary artery calcium (CAC) score is used in decision-making for preventive medications in patients with borderline clinical risk scores. Both absolute and percentile CAC scores can be used; however, a percentile CAC score is especially useful in young patients and women. The aim of this study is to present CAC score percentiles across age categories in women and men using a large database. METHODS: Bilkent City Hospital database was screened for patients who underwent CAC score measurements between January 2021 and March 2022. Of the 4,487 patients, 546 were excluded due to 1) a history of coronary stent implantation or bypass surgery or 2) missing information regarding a history of revascularization or calcium scores. Therefore, the final study population included 3,941 participants. The percentiles for age categories within each sex were tabulated, and percentile plots were created for each sex using locally weighted scatterplot smoothing regression. RESULTS: The proportion of men included in the study was higher compared with that of women (57.09% vs. 42.91%). The mean age was 52.20 ± 11.11 years, and it was higher in women than in men (54.07 ± 10.47 vs. 50.80 ± 11.37, respectively; P < 0.001). A zero CAC score was observed in 2,381 (60.42%) patients; the percentage was higher in women than in men (68.60% vs. 54.27%; P < 0.001). When the cut-off value for the high-risk category was taken as the 75<sup>th</sup> percentile, a non-zero CAC score directly assigned a patient into the high-risk category in women aged <55 years and men aged <45 years. Percentile plots were also provided for each sex. CONCLUSION: In this large-scale study, including patients referred for CAC scoring and/or coronary computed tomography angiography, CAC score percentiles were provided for women and men across the selected age categories which may be in therapeutic decision-making. As an approximate rule of thumb, a non-zero CAC score corresponds to the high-risk category in women aged <55 years and in men aged <45 years.
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spelling doaj.art-229928a2cbb04cf887dd6860dcae9fa32024-01-09T06:45:02ZengGalenos Publishing HouseDiagnostic and Interventional Radiology1305-36122024-01-01301212710.4274/dir.2023.23219613049054Coronary artery calcium score percentiles: data from a single center in TurkeyGülsüm Kılıçkap0Halil Tekdemir1Kübra Bahadır2Numan İlteriş Çevik3Betül Akdal Dölek4Murat Vural5 Ankara Bilkent City Hospital, Clinic of Radiology, Ankara, Turkey Ankara Bilkent City Hospital, Clinic of Radiology, Ankara, Turkey Ankara Bilkent City Hospital, Clinic of Radiology, Ankara, Turkey Ankara Bilkent City Hospital, Clinic of Radiology, Ankara, Turkey Ankara Bilkent City Hospital, Clinic of Radiology, Ankara, Turkey Ankara Bilkent City Hospital, Clinic of Radiology, Ankara, Turkey PURPOSE: The coronary artery calcium (CAC) score is used in decision-making for preventive medications in patients with borderline clinical risk scores. Both absolute and percentile CAC scores can be used; however, a percentile CAC score is especially useful in young patients and women. The aim of this study is to present CAC score percentiles across age categories in women and men using a large database. METHODS: Bilkent City Hospital database was screened for patients who underwent CAC score measurements between January 2021 and March 2022. Of the 4,487 patients, 546 were excluded due to 1) a history of coronary stent implantation or bypass surgery or 2) missing information regarding a history of revascularization or calcium scores. Therefore, the final study population included 3,941 participants. The percentiles for age categories within each sex were tabulated, and percentile plots were created for each sex using locally weighted scatterplot smoothing regression. RESULTS: The proportion of men included in the study was higher compared with that of women (57.09% vs. 42.91%). The mean age was 52.20 ± 11.11 years, and it was higher in women than in men (54.07 ± 10.47 vs. 50.80 ± 11.37, respectively; P < 0.001). A zero CAC score was observed in 2,381 (60.42%) patients; the percentage was higher in women than in men (68.60% vs. 54.27%; P < 0.001). When the cut-off value for the high-risk category was taken as the 75<sup>th</sup> percentile, a non-zero CAC score directly assigned a patient into the high-risk category in women aged <55 years and men aged <45 years. Percentile plots were also provided for each sex. CONCLUSION: In this large-scale study, including patients referred for CAC scoring and/or coronary computed tomography angiography, CAC score percentiles were provided for women and men across the selected age categories which may be in therapeutic decision-making. As an approximate rule of thumb, a non-zero CAC score corresponds to the high-risk category in women aged <55 years and in men aged <45 years. http://www.dirjournal.org/archives/archive-detail/article-preview/coronary-artery-calcium-score-percentiles-data-fro/60604 coronary arterycalcium scorecomputed tomographypercentilescardiovascular risk scores
spellingShingle Gülsüm Kılıçkap
Halil Tekdemir
Kübra Bahadır
Numan İlteriş Çevik
Betül Akdal Dölek
Murat Vural
Coronary artery calcium score percentiles: data from a single center in Turkey
Diagnostic and Interventional Radiology
coronary artery
calcium score
computed tomography
percentiles
cardiovascular risk scores
title Coronary artery calcium score percentiles: data from a single center in Turkey
title_full Coronary artery calcium score percentiles: data from a single center in Turkey
title_fullStr Coronary artery calcium score percentiles: data from a single center in Turkey
title_full_unstemmed Coronary artery calcium score percentiles: data from a single center in Turkey
title_short Coronary artery calcium score percentiles: data from a single center in Turkey
title_sort coronary artery calcium score percentiles data from a single center in turkey
topic coronary artery
calcium score
computed tomography
percentiles
cardiovascular risk scores
url http://www.dirjournal.org/archives/archive-detail/article-preview/coronary-artery-calcium-score-percentiles-data-fro/60604
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AT kubrabahadır coronaryarterycalciumscorepercentilesdatafromasinglecenterinturkey
AT numanilteriscevik coronaryarterycalciumscorepercentilesdatafromasinglecenterinturkey
AT betulakdaldolek coronaryarterycalciumscorepercentilesdatafromasinglecenterinturkey
AT muratvural coronaryarterycalciumscorepercentilesdatafromasinglecenterinturkey