Figure 3

Correlations between stent placement methods and urinary symptom subscores on postoperative day 14. (A) International Prostate Symptom Score (IPSS) and (B) overactive Bladder Symptom Score (OABSS). *P < 0.05 using simple linear regression analysis. Explanatory variable: stent placement method (category: complete intraureteral stent placement vs. conventional stent placement); response variable: each urinary symptom subdomain (continuous).