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Persistence to treatment with 5ARIs. (A) Kaplan-Meier curves of the time to discontinuation for specific drugs (dutasteride, N = 1064; finasteride, N = 416); (B) Kaplan-Meier curves of the time to discontinuation for younger (<70 years of age, N = 420) and older (≥70 years of age, N = 987) men.
