TABLE 1. Cohort Demographics.
| Group | N | Gender F/M (Ratio) | Mean Age (years) | Mean Education (years) | Mean MMSE (Last Evaluation) | Median Months Between Last MMSE, Death |
|---|---|---|---|---|---|---|
| Group I (No cortical LBs, AGs, HS, infarcts, or FTD) | 134 | 83:51 (1.63) | 82.8 | 14.7 | 20.6 | 10.4 |
| Group II (includes cortical LBs, AGs, HS, infarcts, and/or FTD) | 256 | 153:103 (1.49) | 83.1 | 15.0 | 17.7 | 12.0 |
| p value for difference | N/A | NS | NS | NS | 0.003 | NS |
MMSE, Mini-Mental State Examination; LB, Lewy body; AGs, argyrophilic grains; HS, hippocampal sclerosis; FTD, frontotemporal dementia. N/A, not applicable; NS, not significant.