Table 2.
Summary statistics of BPSD subsyndromes and proximal factors.
| BPSDa subsyndromes and proximal factors | Value (N=2354 days) | ||||
| Days of recording BPSD and actigraphy per person, mean (SD) | 11.54 (3.50) | ||||
| BPSD subsyndromes, n (%) | |||||
|
|
Psychotic symptoms | 234 (9.9) | |||
|
|
Affective symptoms | 548 (23.3) | |||
|
|
Hyperactivity symptoms | 350 (14.9) | |||
|
|
Euphoria or elation | 108 (4.6) | |||
|
|
Aberrant motor behavior | 103 (4.4) | |||
|
|
Sleep and nighttime behavior | 275 (11.7) | |||
|
|
Appetite or eating disorders | 193 (8.2) | |||
| Proximal factors | |||||
|
|
Sleep- and energy-related factors, mean (SD) | ||||
|
|
|
Total sleep time (hours at night) | 6.44 (2.52) | ||
|
|
|
Wake time after sleep onset (hours at night) | 0.43 (0.36) | ||
|
|
|
Energy expenditure (100 kcal/hour) | 0.21 (0.14) | ||
|
|
Caregiver-reported contributing factors, n (%) | ||||
|
|
|
Hunger or thirst | 149 (6.3) | ||
|
|
|
Urination or bowel movement | 220 (9.3) | ||
|
|
|
Pain or discomfort | 190 (8.1) | ||
|
|
|
Sleep disturbance | 276 (11.7) | ||
|
|
|
Noise | 76 (3.2) | ||
|
|
|
Light | 69 (2.9) | ||
|
|
|
Temperature | 103 (4.4) | ||
|
|
|
Interpersonal trigger | 171 (7.3) | ||
|
|
|
Environmental change | 87 (3.7) | ||
|
|
|
Other | 238 (10.1) | ||
aBPSD: behavioral and psychological symptoms of dementia.