showed a trendp=0.60
Though not reaching statistical significance, when compared to non-outliers, outliers showed a trend towards older age (78.9±4.1 vs. 75.5±5.5 years, p=0.60), greater severity of cognitive impairment (CDR global scores 1.1±0.7 vs. 0.7±0.4, p=0.82; CDR sum of boxes scores 5.1±3.3 vs. 2.8±2.6, p=0.71), and lower educational levels (7.3±5.9 vs. 8.6±3.8 years, p=0.35).