Table 1.
DLB subgroups and demographic characteristics
| Pure DLB | DLB + intermediate Alzheimer’s disease | DLB + Alzheimer’s disease | Controls | |
|---|---|---|---|---|
| n | 88 | 66 | 341 | 2928 |
| Mean age (SD) | 73 (11) | 79 (10) | 76 (11) | 78 (11) |
| Age range, years | 40–95 | 55–100 | 39–103 | 50–110 |
| % Male | 81 | 59 | 52 | 46 |
| APOE ε4 carriers | ||||
| Homozygous (%) | 0 (0%) | 2 (3%) | 47 (14%) | 42 (1%) |
| Heterozygous (%) | 17 (19%) | 25 (38%) | 148 (43%) | 615 (21%) |
| GBA rs2230288T carriers (%)a | 7 (8%) | 3 (5%) | 9 (3%) | 51 (2%) |
a
One pure DLB case was homozygous for the rs2230288T risk allele, while all other GBA risk allele carriers were heterozygous.