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Overall survival of participants in LA/CA‐exposed and LA/CA‐naive samples. Kaplan–Meier analysis for death events by subjects with (A) NC, (B) MCI, and (C) DE. p‐values and hazard ratio (HR) values were obtained by the log‐rank test. DE, dementia; LA/CA, levodopa/carbidopa; MCI, mild cognitive impairment; NC, normal cognition.
