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Loneliness, Sense Of Control, And Risk Of Dementia In Healthy Older Adults: A Moderated Mediation Analysis, Hwajin Yang, Germaine Tng, Wee Qin Ng, Sujin Yang

Research Collection School of Social Sciences

Objectives: Despite the rising prevalence of dementia, little research has been conducted to identify modifiable psychological factors that alleviate the risk of dementia in older adults and the underlying mechanisms. Given that loneliness is, in part, concomitant with a weakened sense of control, we examined whether sense of control would mediate the relation between loneliness and dementia risk. Further, considering that working -memory capacity is a critical cognitive resource that serves as a buffer against age-related cognitive decline, we examined a second-order moderated mediational model whereby working-memory capacity moderates the relation between control beliefs and dementia risk in older adults. …