Fig. 4From: Nadir PSA is a strong predictor of treatment outcome in intermediate and high risk localized prostate cancer patients treated by definitive external beam radiotherapy and androgen deprivationKaplan Meier survival curve of biochemical free survival by nadir PSA (nPSA) using two different cutoffs 0.5 and 0.06 ng/ml; (p < 0.001)Back to article page