Review Article Comparison of Informal Care Time and Costs in Different

which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. Objectives. Age-related dementia is a progressive degenerative brain syndrome whose prevalence increases with age. Dementias cause a substantial burden on society and on families who provide informal care. is study aims to review the relevant papers to compare informal care time and costs in different dementias.Methods. A bibliographic search was performed on an international medical literature database (MEDLINE). All studies which assessed the social economic burden of different dementias were selected. Informal care time and costs were analyzed in three care settings by disease stages. Results. 21 studies met our criteria. Mean informal care time was 55.73 h per week for Alzheimer disease and 15.8 h per week for Parkinson disease