Table 3.
Prevalence of BPSD in community-dwelling dementia patients.
| BPSD symptoms | Dementia type | Studies | Estimated prevalence (mean, 95% CI) | I2−value |
|---|---|---|---|---|
| Delusions | Mixed | 12 | 17% (12–24%) | 97.63% |
| AD | 7 | 23% (12–36%) | 98.64% | |
| VD | 1 | 8% (3–18%) | NA | |
| Total | 18 | 19% (14–24%) | 97.96% | |
| Hallucinations | Mixed | 12 | 11% (7–16%) | 97.13% |
| AD | 8 | 14% (5–27%) | 98.95% | |
| VD | 1 | 13% (7–23%) | NA | |
| Total | 19 | 12% (8 to 17%) | 98.10% | |
| Depression | Mixed | 15 | 22% (15–30%) | 60.39% |
| AD | 7 | 39% (29–51%) | 98.53% | |
| VD | 1 | 32% (22–45%) | NA | |
| DLB | 1 | 49% (42–55%) | NA | |
| FTD | 1 | 36% (29–43%) | NA | |
| Total | 20 | 29% (23–35%) | 98.84% | |
| Anxiety | Mixed | 12 | 22% (14–30%) | 98.84% |
| AD | 6 | 38% (27–50%) | 98.56% | |
| VD | 1 | 18% (10–29%) | NA | |
| DLB | 1 | 56% (49–62%) | NA | |
| FTD | 1 | 51% (44–58%) | NA | |
| Total | 16 | 29% (23–35%) | 98.73% | |
| Apathy | Mixed | 11 | 28% (18–41%) | 99.08% |
| AD | 4 | 44% (35–53%) | 93.97% | |
| VD | 1 | 23% (14–34%) | NA | |
| Total | 14 | 32% (23–41%) | 98.84% | |
| Irritability | Mixed | 11 | 24% (17–32%) | 98.55% |
| AD | 5 | 31% (23–39%) | 96.91% | |
| VD | 1 | 18% (10–29%) | NA | |
| DLB | 1 | 43% (37–49%) | NA | |
| FTD | 1 | 48% (41–55%) | NA | |
| Total | 14 | 27% (22–33%) | 97.97% | |
| Elation and mania | Mixed | 10 | 4% (2–7%) | 95.04% |
| AD | 4 | 4% (2–7%) | 90.81% | |
| VD | 1 | 2% (0–9%) | NA | |
| Total | 13 | 4% (2–6%) | 93.59% | |
| Agitation and aggression | Mixed | 13 | 22% (14–31%) | 99.05% |
| AD | 5 | 31% (24–39%) | 96.38% | |
| VD | 1 | 32% (22–45%) | NA | |
| DLB | 1 | 41% (35–47%) | NA | |
| FTD | 1 | 53% (46–60%) | NA | |
| Total | 16 | 27% (21–33%) | 98.67% | |
| Disinhibition | Mixed | 11 | 10% (4–17%) | 98.72% |
| AD | 4 | 8% (5–12%) | 89.26% | |
| VD | 1 | 11% (6–22%) | NA | |
| Total | 14 | 9% (5–14%) | 98.18% | |
| Aberrant motor behavior | Mixed | 10 | 15% (8–22%) | 98.33% |
| AD | 4 | 20% (18–22%) | 44.00% | |
| VD | 1 | 8% (3–18%) | NA | |
| Total | 13 | 15% (11–21%) | 97.48% | |
| Wandering | Mixed | 2 | 15% (13–17%) | NA |
| AD | 2 | 15% (13–17%) | NA | |
| VD | 1 | 14% (9–22%) | NA | |
| Total | 3 | 15% (12–19%) | 79.85% | |
| Eating disorder | Mixed | 6 | 20% (12–31%) | 98.24% |
| AD | 3 | 21% (19–23%) | NA | |
| Total | 9 | 20% (15–27%) | 97.21% | |
| Sleep disorders | Mixed | 7 | 25% (19–31%) | 96.06% |
| VD | 3 | 13% (11–15%) | NA | |
| Total | 10 | 21% (16–27%) | 97.12% |
AD, Alzheimer's disease; BPSD, behavioral and psychological symptoms of dementia; CI, confidence interval; DLB, dementia with Lewy bodies; FTD, frontotemporal dementia; NA, not applicable; VD, vascular dementia.
Mixed samples are sample data obtained from studies that did not specify the type of dementia that the participants had or studies that allowed more than one type of dementia.