In this population-based sample of older adults, greater genetic risk for ADHD was associated with higher odds of mild cognitive impairment, difficulty with memory and judgment/problem-solving, worse self-rated health, difficulty in performing ADLs and IADLS, poor appetite and difficulty focusing. The presence of these difficulties in an older population highlights a need for greater recognition of the long-term impact of ADHD on cognitive and functional wellbeing across the lifespan.
Teverovsky et al. (Sun,) studied this question.