Cognitive reserve, brain reserve, and cognitive performance in old age: A population‐based study

Background The reserve theory has been proposed to account for the discrepancies between the load of brain pathologies and cognitive phenotypes in aging. We sought to explore the interplay of cognitive reserve and markers of brain reserve and brain lesions in determining cognitive performance in old age. Methods This population‐based cross‐sectional study included 215 people (age ≥65 years; 43.7% women; 28.4% illiterate) who were living in the...