MAPT and Alzheimer disease: We included 61 patients, 28 with FTD (mean age=64.1) and 33 with AD (mean age=66.8).<h4>Results</h4>T-tau levels negatively and significantly correlated with total MoCA scores as well as the different MoCA index scores in both the FTD (r=-0.469, p<0.05) and AD (r=-0.545, p<0.01) groups.