Fig. 1From: Non-maintenance intravesical Bacillus Calmette–Guérin induction therapy with eight doses in patients with high- or highest-risk non-muscle invasive bladder cancer: a retrospective non-randomized comparative studyFlow chart for creation of the patient cohort dataset. Patients were stratified according to the 2019 European Association of Urology NMIBC guidelines into four as follows: low-, intermediate-, high-, and highest-risk groups. Abbreviations: NMIBC, non-muscle invasive bladder cancer; BCG, Bacillus Calmette–Guérin; iBCG, induction BCG; mBCG, maintenance BCG; PSM, propensity score matchingBack to article page