Incidence of Mild Cognitive Impairment – A systematic review

Background: Subjects with Mild Cognitive Impairment (MCI) constitute a risk population of developing dementia and thus a population of clinical interest. This study reviews recent work on the incidence of MCI in the elderly. Methods: Incidence papers were identified by a systematic literature search. Studies on incidence of MCI were considered if they identified 'cognitively mild impaired' subjects by application of the MCI criteria, used the 'person-years-at-risk' method, and were based on population-based or community-based samples. Results: Nine studies were identified. Incidence of Amnestic MCI subtypes rang…