Correction: Feasibility of identifying and describing the burden of early-onset metabolic syndrome in primary care electronic medical record data: a cross-sectional analysis ============================================================================================================================================================================= Errors occurred in an article published Nov. 24, 2020.1 In Figure 3, the number of participants within the metabolic syndrome group for the overweight and obese category should have been 645/700, corresponding to a corrected percentage of 92.1%. The percentage given in the second paragraph of the Results section, first sentence, should also have been 92.1%. In Figure 4, the missing body mass index total should have been 43/700, corresponding to a corrected percentage of 6.1%. The percentage given in the first paragraph of the Missing data subsection in the Results should also have been 6.1%. These errors have been corrected at cmajopen.ca. 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/](https://creativecommons.org/licenses/by-nc-nd/4.0/) ## Reference 1. Boisvenue JJ, Oliva CU, Manca DP, et al. (2020) Feasibility of identifying and describing the burden of early-onset metabolic syndrome in primary care electronic medical record data: a cross-sectional analysis. CMAJ Open 8:E779–E87. [Abstract/FREE Full Text](http://www.cmajopen.ca/lookup/ijlink/YTozOntzOjQ6InBhdGgiO3M6MTQ6Ii9sb29rdXAvaWpsaW5rIjtzOjU6InF1ZXJ5IjthOjQ6e3M6ODoibGlua1R5cGUiO3M6NDoiQUJTVCI7czoxMToiam91cm5hbENvZGUiO3M6NToiY21ham8iO3M6NToicmVzaWQiO3M6ODoiOC80L0U3NzkiO3M6NDoiYXRvbSI7czoyMDoiL2NtYWpvLzkvMi9FNDU5LmF0b20iO31zOjg6ImZyYWdtZW50IjtzOjA6IiI7fQ==) * © 2021 CMA Joule Inc. or its licensors