From: Prevalence and correlates of psychiatric morbidity in Egyptian sample of dementia patients’ caregivers: a comparative descriptive study
ZBI
Caregiver cases
Caregiver controls
t test
P value
Mean ± SD
33.32 ± 14.40
14.92 ± 7.40
31.250
<0.001**
Range
17–65
6–28
ADL/IADL
18.96 ± 3.97
8.20 ± 2.90
119.572
12–26
4–14