Research Article
Estimating Premorbid Intelligence among Older Adults: The Utility of the AMNART
Table 2
Premorbid estimate means among diagnostic and educational groups.
| Group | AMNART z-score | VIQ z-score | Information z-score |
| Diagnostic Group | | | | Normal Aging | 1.56 | 1.27 | 1.24 | AAMI | 1.34 | 1.30 | 1.38 | MCI | 1.28 | 0.53 | 0.78 | Dementia | 0.83 | −0.31 | 0.13 |
| Educational group | | | | 0–12 years | 0.88 | 0.18 | 0.35 | 13–16 years | 1.28 | 0.70 | 0.86 | 17+ years | 1.53 | 1.10 | 1.26 |
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