

[11]
Rogers CG, Khan MA, Craig Miller M, Veltri RW, Partin AW. Natural history of disease progression in patients who fail to achieve an undetectable prostate-specific antigen level after undergoing radi- cal prostatectomy. Cancer 2004;101:2549–56.[12]
Bolla M, van Poppel H, Tombal B, et al. Postoperative radiotherapy after radical prostatectomy for high-risk prostate cancer: long- term results of a randomised controlled trial (EORTC trial 22911). Lancet 2012;380:2018–27.[13]
Thompson IM, Tangen CM, Paradelo J, et al. Adjuvant radiotherapy for pathological T3N0M0 prostate cancer significantly reduces risk of metastases and improves survival: long-term follow up of a randomized clinical trial. J Urol 2009;181:956–62.[14]
van Stam MA, Aaronson NK, Pos FJ, et al. The effect of salvage radiotherapy and its timing on the health-related quality of life of prostate cancer patients. Eur Urol 2016;70:751–7.
[15]
Zaffuto E, Gandaglia G, Fossati N, et al. Early postoperative radio- therapy is associated with worse functional outcomes in patients with prostate cancer. J Urol 2017;197(3 Pt 1):669–75.[16]
Gandaglia G, Briganti A, Clarke N, et al. Adjuvant and salvage radiotherapy after radical prostatectomy in prostate cancer patients. Eur Urol 2017;72:689–709.[17]
Tendulkar RD, Agrawal S, Gao T, et al. Contemporary update of a multi-institutional predictive nomogram for salvage radiotherapy after radical prostatectomy. J Clin Oncol 2016;34:3648–54.[18]
Abdollah F, Karnes RJ, Suardi N, et al. Impact of adjuvant radiother- apy on survival of patients with node-positive prostate cancer. J Clin Oncol 2014;32:3939–47.[19]
Briganti A, Karnes RJ, Da Pozzo LF, et al. Combination of adjuvant hormonal and radiation therapy significantly prolongs survival of patients with pT2-4 pN+ prostate cancer: results of a matched analysis. Eur Urol 2011;59:832–40.[20]
Suardi N, Gallina A, Lista G, et al. Impact of adjuvant radiation therapy on urinary continence recovery after radical prostatec- tomy. Eur Urol 2014;65:546–51.[21]
Cleveland W. LOWESS: a program for smoothing scatterplots by robust locally weighted regression. Am Stat 1981;35:54.[22]
Lohm G, Bottke D, Jamil B, et al. Salvage radiotherapy in patients with persistently detectable PSA or PSA rising from an undetectable range after radical prostatectomy gives comparable results. World J Urol 2013;31:423–8.[23]
Perera M, Papa N, Christidis D, et al. Sensitivity, specificity, and predictors of positive 68ga-prostate-specific membrane antigen positron emission tomography in advanced prostate cancer: a systematic review and meta-analysis. Eur Urol 2016;70:926–37.
[24]
Freedland SJ, Choeurng V, Howard L, et al. Utilization of a genomic classifier for prediction of metastasis following salvage radiation therapy after radical prostatectomy. Eur Urol 2016;70: 588–96.
E U R O P E A N U R O L O G Y 7 2 ( 2 0 1 7 ) 9 1 0 – 9 1 7
917