Age, sex, education level, stroke lesion side, stroke etiologic subtype, vascular comorbidities, HbA1c, NIHSS score within 7 days, NIHSS score at 3 months, NIHSS score at 1 year, lesion volume on DWI, and plasma Aβ42 and tau levels within 7 days were not different between the patients with and without PSCI at 1 year. This evidence concerns the gene MAPT and stroke disorder.