The Metric Properties of Zarit Caregiver Burden Scale: Validation Study of a Chinese Version

Purpose
To evaluate the Chinese version of the Zarit Burden Interview (ZBI) as an instrument for measuring strain in Chinese caregivers of elderly people with dementia.
Design and Methods
The objective of the present study was to carry out a metric analysis of a Chinese version of ZBI using a cross-sectional study. Patients and their caregivers completed a variety of questionnaires, including the Mini-Mental State Examination (MMSE), the Neuropsychiatric Inventory (NPI), the Geriatric Depression Scale (GDS), and the Hamilton Anxiety Scale (HAMA). Cronbach α coefficient was used to assess inter-item consistency, and a split half correlation coefficient was used to determine the internal consistency of the ZBI. Correlations between the ZBI and GDS, and the ZBI and HAMA were assessed for convergent validity. Correlations of the ZBI and MMSE, the ZBI and NPI were also calculated to…

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