Associations of semaglutide with first‐time diagnosis of Alzheimer's disease in patients with type 2 diabetes: Target trial emulation using nationwide real‐world data in the US

Oct 24, 2024Alzheimer's & dementia : the journal of the Alzheimer's Association

Semaglutide use linked to first-time Alzheimer's diagnosis in people with type 2 diabetes in US real-world data

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Abstract

Semaglutide was associated with a 40% to 70% reduced risk of first-time diagnosis in patients with type 2 diabetes mellitus compared to other antidiabetic medications.

  • Semaglutide showed a of 0.33 for first-time Alzheimer's diagnosis compared to insulin.
  • When compared to other GLP-1 receptor agonists, semaglutide had a hazard ratio of 0.59.
  • The reduced risk associated with semaglutide was consistent across different obesity statuses, genders, and age groups.
  • Patients taking semaglutide had significantly lower prescriptions for Alzheimer's-related medications.

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Key numbers

0.33
for Diagnosis ( vs. insulin)
Compared to insulin in patients over 3 years.
0.59
for Diagnosis ( vs. other )
Compared to other in patients.
1,094,761
Patient Cohort Size
Total new users of antidiabetic medications in the study.

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