Table 2

Factor loadings for neuropsychological tests

Neuropsychological TestSubtest1. Visuospatial2. Cognitive control/speed3. Memory4. Intelligence
RCFTImmediate recall 0.87 -0.030.060.13
Delayed recall 0.84 -0.010.080.24
VOSPSilhouettes 0.58 0.1300.23
Progressive silhouettes 0.69 0.23-0.090.2
WASIBlock design 0.53 0.160.37 0.53
Trail making test (TMT)Alternating (version A) 0.46 0.54 0.11−0.14
Sequential (version B) 0.41 0.69 0.30.18
WAISDigit span forward−0.31 0.72 −0.130.18
Digit span backward0.08 0.79 0.210.08
WMSImmediate recall−0.080.2 0.85 0.28
Delayed recall0.090.05 0.88 −0.02
WASIMatrix reasoning0.360.60.06 0.42
Vocabulary0.240.190.15 0.83
Similarity0.240.080.05 0.8
Proportion of variance accounted for by each factor0.240.180.150.13
  • *Loadings >|0.40| are bold to assist with factor interpretation.