Blood Biomarkers to Detect Alzheimer Disease in Primary Care and Secondary Care
IMPORTANCE: An accurate blood test for Alzheimer disease (AD) could streamline the diagnostic workup and treatment of AD.OBJECTIVE: To prospectively evaluate a clinically available AD blood test in primary care and secondary care using predefined biomarker cutoff values.DESIGN, SETTING, AND PARTICIPANTS: There were 1213 patients undergoing clinical evaluation due to cognitive symptoms who were exa
