Skip to main content
. Author manuscript; available in PMC: 2014 Jul 22.
Published in final edited form as: Synapse. 2011 Nov 3;66(2):106–127. doi: 10.1002/syn.20990

Table 5.

Eigenvalues and their associated percentages of variance for the initial and varimax rotated solutions for the Stage 2 PCA.

Initial PCA Extraction Varimax Rotated PCA
Component Eigenvalue % of Variance Cumulative % of Variance (Rotated) Eigenvalue % of Variance Cumulative % of Variance
1 18.73 41.61 41.61 12.09 26.87 26.87
2 6.81 15.14 56.75 9.47 21.04 47.90
3 2.81 6.24 62.98 4.71 10.47 58.38
4 2.67 5.94 68.93 3.02 6.71 65.08
5 1.83 4.06 72.99 2.48 5.51 70.59
6 1.39 3.10 76.08 1.96 4.36 74.95
7 1.23 2.73 78.81 1.55 3.44 78.39
8 1.10 2.45 81.27 1.30 2.88 81.27