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. 2024 Feb 15;40(4):811–820. doi: 10.1007/s10554-024-03050-w

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© The Author(s) 2024

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 3 — Correlation of area-derived diameter from quantitative measurements obtained from UHR-CTA and HPS-CTA. The overall coefficient of determination was r² = 0.857. For patients with good or excellent image quality, the coefficient of determination was r² = 0.944, and for patients with fair or poor image quality, r² = 0.712