Objective: To examine whether type D personality can be identified in patients with hypercholesterolemia and its relationship with cognitive impairment and neuropsychiatric symptomology.
Methodology: This experimental study was conducted on 40 patients with hypercholesterolemia attending Nishter Hospital Multan Pakistan and 40 healthy individuals from local community. Participants completed Type D scale, Neuropsychiatric inventory-questionnaire and task switching experiment.
Results: Patients with hypercholesterolemia showed type D personality, neuropsychiatric symptomology and task switching deficits. Type D personality and neuropsychiatric symptoms (hallucinations, delusions, apathy, disinihibition, aggression, anxiety and appetite disturbance) correlated with switch costs. Type D personality and anxiety were found to be significant predictors of task switching deficits.
Conclusion: Type D personality and anxiety are significant markers of cognitive impairment in patients with hypercholesterolemia.
Key words: Hypercholesterolemia, cognition, personality, task switching, neuropsychiatric symptoms.
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