Table 3.

Cognitive characteristics of clusters.

	Cluster 1 (N = 27)	Cluster 2 (N = 43)	p-value
Diagnostic category
Subjective Cognitive Decline	8 (30%)	4 (9%)	0.074
mild Neurocognitive Disorder	18 (67%)	35 (81%)
Major Neurocognitive Disorder	1 (4%)	4 (9%)
Global cognitive functioning Median [Q1; Q3]	2.7 [1.9; 3.1]*	2.2 [1.7; 2.4]*	0.0202
Attention/processing speed Median [Q1; Q3]	3.0 [2.0; 3.7]	2.3 [1.3; 3.2]	0.144
Episodic long-term memory Median [Q1; Q3]	1.5 [0.9; 2.9]	1.8 [0.8; 2.5]	0.725
Logical executive functioning Median [Q1; Q3]	3.2 [2.3; 3.4]*	2.6 [1.8; 3.0]*	0.016
Working memory Median [Q1; Q3]	3.0 [1.5; 3.5]*	2.5 [1.5; 3.0]*	0.038

Q = Quartile. * denotes significant differences across groups.