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Kaplan–Meier survival curves stratified by cognitive cluster in the CUN dataset, and stratified by cluster, initial diagnostic classification (SMC vs. CN) or both in the ADNI dataset. The P values correspond to the log‐rank test. ADNI, Alzheimer's Disease Neuroimaging Initiative; CN, cognitively normal; CUN, Clínica Universidad de Navarra; SMC, subjective memory complaints.
