Primary Cognitive Factors Impaired after Glioma Surgery and Associated Brain Regions

Table 3

Results of factor analysis for the score of each glioma patient group.

(a) Left glioma group

	Comp. 1	Comp. 2
Variance explained	49.3%	14.0%
Eigenvalues	3.454	0.986
Concept shift	0.79	0.24
Digit backward	0.70	0.36
Digit forward	0.70	0.26
Letter-digit substitution	0.49	0.30
Word fluency	0.24	0.96
Visual-verbal learning	0.28	0.45
Stroop	0.21	0.30

(b) Right glioma group

	Comp. 1	Comp. 2
Variance explained	43.2%	18.1%
Eigenvalues	3.030	1.267
Stroop	0.99	0.08
Visual-verbal learning	-0.13	0.72
Letter-digit substitution	0.01	0.54
Concept shift	-0.50	0.53
Word fluency	-0.41	0.52
Digit backward	-0.32	0.40
Digit forward	-0.54	0.28