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Dynamic changes in the scores for the four domains in the WHOQOL-BREF questionnaire depending on whether patients had or had not received a radical cystectomy. (A–D) all study subjects, (E–H) non-muscle-invasive bladder cancer patients, (I–L) patients with muscle-invasive bladder cancer or more severe conditions. WHOQOL-BREF, World Health Organization quality of life questionnaire brief version; RC, radical cystectomy; BS, bladder sparing.
