Risk of dementia and mild cognitive impairment among older adults in same-sex relationships.

Introduction: Sexual minority discrimination might lead to a higher risk of mild cognitive impairment (MCI) and dementia. The aim of this study was to assess the risk of MCI and dementia between older adults in same-sex relationships (SSR) and opposite-sex relationships (OSR).

Methods: We analyzed longitudinal data from the National Alzheimer's Coordinating Center up to September 2017.