A low-dimensional cognitive-network space in Alzheimer’s disease and frontotemporal dementia

Table 2 Linear regression analysis for composite and component scores from the principal component analysis

Composite scores	Beta	P-value	Beta	P-value
Composite scores	AD		bvFTD
cogPC 1	R²=0.644, p=.05		R²=0.873, p<.001
Memory	0.955	< 0.001	1.134	< 0.001
Executive functions	−0.056	0.783	−0.137	0.254
Visuo-spatial abilities	0.219	0.344	0.026	0.852
Language	−0.091	0.683	−0.184	0.354
Emotion recognition	−0.382	0.107	−0.145	0.431
cogPC 2	R²=0.964, p<.001		R²=975, p<.001
Memory	−0.111	0.095	−0.142	0.019
Executive functions	−0.039	0.547	−0.034	0.525
Visuo-spatial abilities	−0.108	0.150	−0.061	0.337
Language	0.525	< 0.001	0.596	< 0.001
Emotion recognition	0.738	< 0.001	0.557	< 0.001
cogPC 3	R²=0.893, p<.001		R²=0.904, p<.001
Memory	0.044	0.688	−0.064	0.555
Executive functions	0.140	0.216	0.412	0.001
Visuo-spatial abilities	0.696	< 0.001	0.691	< 0.001
Language	0.340	0.012	0.049	0.733
Emotion recognition	−0.169	0.130	−0.120	0.452

ISSN: 1758-9193