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Age as a prognostic factor for disease recurrence after radical prostatectomy
1Department of Urology, University of Miami School of Medicine, Florida 33101, USA.
Urology
|September 4, 1999
Summary
Younger patients (≤70 years) undergoing radical prostatectomy for prostate cancer experience significantly less biochemical recurrence. Age is an independent prognostic factor, suggesting younger men may benefit more from this surgery.
Area of Science:
- Urology
- Oncology
- Geriatric Medicine
Background:
- Radical prostatectomy is a primary treatment for localized prostate cancer.
- The impact of patient age on recurrence after surgery is not fully understood.
Purpose of the Study:
- To evaluate if patient age influences biochemical recurrence rates following radical prostatectomy for prostate adenocarcinoma.
Main Methods:
- Retrospective analysis of 489 patients without lymph node metastases.
- Biochemical recurrence defined as PSA > 0.2 ng/mL on two measurements.
- Kaplan-Meier and Cox proportional hazards models used to compare age groups (≤70 vs. >70 years).
Main Results:
- Biochemical recurrence occurred in 12% of patients ≤70 years versus 25% in those >70 years (P=0.01).
- Younger age (≤70 years) was independently associated with a longer time to recurrence in multivariate analysis (P<0.02).
- No significant differences in Gleason score or cancer extent between age groups.
Conclusions:
- Age is an independent prognostic factor for disease recurrence after radical prostatectomy.
- Patients aged 70 years or younger may have a better prognosis regarding recurrence.
- Findings can aid in counseling prostate cancer patients regarding surgical outcomes.