Clinical Edge

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Androgen Deprivation Therapy in Prostate Cancer

Studying associations with dementia

There is an association between the use of androgen deprivation therapy (ADT) in the treatment of prostate cancer and an increased risk of Alzheimer disease in a general population cohort, according to a study of 16,888 patients with prostate cancer, including 2,397 receiving ADT during a median follow-up of 2.7 years. Researchers found:

• Propensity score-matched analysis and traditional multivariable-adjusted Cox regression analysis both supported a statistically significant association between ADT use and Alzheimer disease risk.

• Alzheimer disease risk increased significantly with increasing duration of ADT use.

Citation: Nead KT, Gaskin G, Chester C, Swisher-McClure S, Leeper NJ, Shah NH. Androgen deprivation therapy and future Alzheimer’s disease risk. [Published online ahead of print December 7, 2015]. J Clin Oncol. doi: 10.1200/JCO.2015.63.6266.