Research Article

Group Factor Analysis for Alzheimer’s Disease

Table 2

The normality test of factor score by Kolmogorov-Smirnov test.

p value Proposed method Traditional method
Factor 1 Factor 2 Factor 3 Factor 1 Factor 2 Factor 3

NL 0.20 0.12 0.53 0.51 0.19 0.82
vAD 0.00 0.55 0.29 0.54 0.44 0.30
AD 0.02 0.14 0.14 0.81 0.89 0.83