Staging of Dementia Severity With the Hong Kong Version of the Montreal Cognitive Assessment (HK-MoCA)'s.

Background: The Hong Kong version of Montreal Cognitive Assessment (HK-MoCA) has been used to screen for dementia, but it has not been validated to delineate the stages of Alzheimer disease (AD). This study aimed to determine the cut-off score ranges for mild, moderate, and severe AD.

Methods: The HK-MoCA score was matched against the Clinical Dementia Rating on 155 patients with AD.

Fever as a predictor of doctor shopping in the paediatric population.

Objectives: To estimate prevalence and assess factors associated with doctor shopping among caregivers of children acutely admitted to a hospital in Hong Kong, and examine the reasons for such behaviour and caregivers' awareness of its possible dangers.

Design: Cross-sectional study with face-to-face surveys.

Setting: A paediatric unit in a teaching hospital in Hong Kong.