Table 2.
Domain/neurocognitive test | Factor loadinga | SE | p-Value | Standardized coefficient |
---|---|---|---|---|
Gsm | ||||
Numbers reversed | 1 | 0 | NA | 0.85 |
Memory for words | 0.35 | 0.08 | < 0.001 | 0.59 |
Spatial span forward | 0.25 | 0.08 | 0.002 | 0.28 |
Spatial span backward | 0.24 | 0.08 | < 0.001 | 0.34 |
Gc | ||||
Boston Naming Test, correct without cues | 1 | 0 | NA | 0.78 |
Boston Naming Test, correct with cues | 0.86 | 0.03 | < 0.001 | 0.79 |
Synonyms | 0.43 | 0.05 | < 0.001 | 0.78 |
Antonyms | 0.25 | 0.04 | < 0.001 | 0.62 |
Verbal analogies | 0.32 | 0.05 | < 0.001 | 0.67 |
Gps | ||||
Finger tapping, dominant hand | 1 | 0 | NA | 0.93 |
Finger tapping, non-dominant hand | 0.86 | 0.11 | < 0.001 | 0.70 |
Finger tapping, alternate hands | 0.99 | 0.22 | < 0.001 | 0.55 |
Gv | ||||
Block Design, WISC-R | 1 | 0 | NA | 0.64 |
Block Design, WISC-R + 3 WAIS-R | 1.66 | 0.20 | < 0.001 | 0.66 |
Spatial Relations | 0.74 | 0.17 | < 0.001 | 0.70 |
Glr | ||||
CVLT, trial 1, number correct | 1 | 0 | NA | 0.59 |
CVLT, learning trials 1–5, total number correct | 6.92 | 0.72 | < 0.001 | 0.83 |
CVLT, list B, number correct | 0.72 | 0.13 | < 0.001 | 0.38 |
CVLT, short delay, free recall, correct | 1.72 | 0.28 | < 0.001 | 0.91 |
CVLT, long delay, free recall, correct | 1.78 | 0.30 | < 0.001 | 0.92 |
CVLT, long delay, recognition, correct | 0.45 | 0.11 | < 0.001 | 0.42 |
Incidental Memory | 0.83 | 0.24 | 0.001 | 0.25 |
Gs | ||||
Visual Matching | 1 | 0 | NA | 0.83 |
Decision Speed | 0.56 | 0.09 | < 0.001 | 0.73 |
aFor each neurocognitive function, the latent variable is constructed on the scale of the first component. Abbreviations: Gc, Verbal comprehension and knowledge; Glr, Long-term storage and retrieval; Gps, Psychomotor speed; Gs, Cognitive processing speed; Gsm, Short-term memory; Gv, Visual processing; NA, not applicable; SE, standard error. |