The Chain Mediating Effect of Instrumental Activities of Daily Living and Regular Exercise in the Relationship Between Physical Performance and Cognitive Function Among Older Adults Comorbid With Diabetes Mellitus and Hypertension

Key Points

• This research aims to investigate how physical performance influences cognitive function through instrumental activities of daily living (IADL) and regular exercise in older adults with diabetes and hypertension.
• Examined the relationship between physical performance and cognitive function in a specific population.
• Assessed the mediating roles of IADL and regular exercise in this relationship.
• Utilized statistical analysis to determine the strength of these mediating effects.
• Physical performance significantly predicts cognitive function in older adults.
• IADL and regular exercise positively mediate the relationship between physical performance and cognitive function.
• Improvements in IADL and regular exercise are crucial for enhancing cognitive health in older adults with comorbidities.