Supplemental material, sj-docx-1-wso-10.1177_17474930231162265 for Heterogeneity in the diagnosis and prognosis of ischemic stroke subtypes: 9-year follow-up of 22,000 cases in Chinese adults by Matthew Chun, Haiqiang Qin, Iain Turnbull, Sam Sansome, Simon Gilbert, Alex Hacker, Neil Wright, Tingting Zhu, David Clifton, Derrick Bennett, Yu Guo, Pei Pei, Jun Lv, Canqing Yu, Ling Yang, Liming Li, Yan Lu, Zhengming Chen, Benjamin J Cairns, Yiping Chen and Robert Clarke in International Journal of Stroke