The prevalence of radical prostatectomy, brachytherapy, androgen deprivation therapy (ADT), external beam radiation therapy (EBRT), and conservative management by Charslon co-morbidity score in men diagnosed with localized prostate cancer, SEER-Medicare 2004–2005.
Charlson co-morbidity score was derived from Medicare claims during the year before prostate cancer diagnosis using a validated algorithm.18