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. 2021 Feb;64(1):E91–E100. doi: 10.1503/cjs.013019

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This is an Open Access article distributed in accordance with the terms of the Creative Commons Attribution (CC BY-NC-ND 4.0) licence, which permits use, distribution and reproduction in any medium, provided that the original publication is properly cited, the use is noncommercial (i.e., research or educational use), and no modifications or adaptations are made. See: https://creativecommons.org/licenses/by-nc-nd/4.0/

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Fig. 2 — Pooled analysis of patient demographics, including age (A), sex (B), White ethnicity (C) and Black ethnicity (D) at time of diagnosis, stratified by age at presentation. Note: The article from Kneuertz and colleagues¹⁸ did not have data on the mean age or standard deviation. CI = confidence interval, df = degrees of freedom, M-H = Mantel–Haenszel test, SD = standard deviation.