Cognition and chronic pain: an analysis on community-dwelling elderly caregivers and non-caregivers.

Background: In recent years there has been an increasing number of elderly people who care for another elderly person in the same household. These elderly people are more susceptible to overload and the presence of chronic pain, while pain can negatively influence cognitive variables.

Objective: To compare the performance and cognitive processing of elderly caregivers and non-caregivers with and without chronic pain.