FIGURE 1.

Study design and flow chart of patient selection and matching. The patient selection and propensity‐score matching process for creation of the datasets are shown. Multiple types of oncological endpoints were evaluated in this study. NMIBC, non‐muscle‐invasive bladder cancer; TURBT, transurethral resection of bladder tumour; WL, conventional white‐light; PDD, photodynamic diagnosis‐assisted; ECOG‐PS, Eastern Cooperative Oncology Group Performance Status; CIS, carcinoma in situ; LVI, lymphovascular invasion; BCG, bacillus Calmette‐Guerin