Data Systems Humans Magnetic Resonance Imaging/methods *Multiparametric Magnetic Resonance Imaging Reproducibility of Results Urinary Bladder/diagnostic imaging/pathology *Urinary Bladder Neoplasms/diagnostic imaging/surgery Bladder cancer Bladder cancer staging Multiparametric magnetic resonance imaging Muscle-invasive bladder cancer conflict of interest to disclose.

Antineoplastic Combined Chemotherapy Protocols/*therapeutic use Carcinoma Transitional Cell/*drug therapy/pathology Clinical Trials Phase II as Topic Clinical Trials Phase III as Topic Humans Neoplasm Metastasis Neoplasm Staging Practice Guidelines as Topic Randomized Controlled Trials as Topic Urinary Bladder Neoplasms/*drug therapy/pathology Immune checkpoint inhibitors Platinum-based chemotherapy Survival outcomes Treatment guidelines Urothelial carcinoma funded this work. MK PK and SD are employees of Evidera.

B7-H1 Antigen/*metabolism Biomarkers Tumor/metabolism Carcinoma Transitional Cell/metabolism/*mortality/pathology Cell Membrane/metabolism Gene Expression Regulation Neoplastic Humans Neoplasm Staging Prognosis Survival Analysis *Up-Regulation Urinary Bladder Neoplasms/metabolism/*mortality/pathology Biomarker Meta-analysis Pd-l1 Urothelial carcinoma

Carcinoma in Situ/diagnosis/epidemiology/*pathology/surgery *Cystectomy Disease-Free Survival Humans Neoplasm Recurrence Local/*diagnosis/epidemiology/pathology Prognosis Survival Analysis Treatment Outcome Ureteral Neoplasms/*diagnosis/epidemiology/pathology/secondary Urinary Bladder/pathology/surgery Urinary Bladder Neoplasms/mortality/*pathology/surgery

Adult Case-Control Studies Child Environmental Exposure/*adverse effects/analysis Humans Odds Ratio Risk Factors Tobacco Smoke Pollution/*adverse effects/analysis Urinary Bladder Neoplasms/*epidemiology Workplace bladder cancer exposure to environmental tobacco smoke lifetime exposure meta-analysis