Fig. 4From: Phase II study of stereotactic body radiotherapy with hydrogel spacer for prostate cancer: acute toxicity and propensity score-matched comparisonTime course of IPSS and patient-reported outcomes score a IPSS, b EPIC summary score, c EPIC subscale score after propensity score matching. *P < 0.05 comparison between the spacer group and the control group by T-test. **P < 0.05 comparison between the spacer group and the control group by two-way repeated ANOVA. IPSS International Prostate Symptom Score, EPIC Expanded Prostate Cancer Index CompositeBack to article page