Annual New Dementia Cases Worldwide Projected To Double By 2050

Approximately 11.4 million adults age 60 and older were diagnosed with dementia worldwide in 2023, representing 9.7 new cases per 1,000 person-years. This figure is expected to increase to approximately 24.7 million new cases annually by 2050, more than double the 2023 total.

Dementia incidence rates were higher among women (10.6 cases per 1,000 person-years) than men (8.6 cases per 1,000 person-years). Rates were also higher in low- and middle-income countries (13.6 cases per 1,000 person-years) than in high-income countries (8.3 cases per . . .