From: Network analysis of neuropsychiatric symptoms in Alzheimer’s disease
Participant Demographics Stratified by Cognitive Status (N = 12,494) | ||
---|---|---|
MCI | Dementia | |
n | 2803 | 9691 |
Age [M(SD)] | 73(8.23) | 73.9(9.56) |
Sex | ||
Male | 50.48% | 44.98% |
Female | 49.52% | 55.02% |
Education Years [M(SD)] | 16(6.81) | 15(9.01) |
Ethnic Racial Group (%) | ||
non-Hispanic white | 75.10% | 74.26% |
non-Hispanic Black | 10.49% | 11.09% |
Hispanic white | 5.42% | 5.91% |
Hispanic Black | 0.32% | 0.24% |
Other | 8.67% | 8.49% |
Alzheimer's Disease Etiology | ||
Primary Etiology | 94.18% | 93.81% |
Contributing Etiology | 5.82% | 6.19% |
CDR Global Impairment rating (%) | ||
None (0.0) | 3.28% | 0.29% |
Questionable (0.5) | 94.40% | 28.99% |
Mild (1.0) | 2.32% | 45.73% |
Moderate (2.0) | 0.00% | 17.19% |
Severe (3.0) | 0.00% | 7.80% |
GDS Total Score[M(SD)] | 2.64(2.57) | 2.73(2.72) |