ocr: TABLE 53.8-2. Risk of Bladder Cancer According to Cumulative Dose and Duration of Cyclophosphamide Therapy Cyclophosphamide Median Dose OT Duration* Cases Controls Matched Relative Riskt 95% Conpdence Interval CUMULATIVE DOSE <20 gt 10.0 g 8 22 2.4 0.7-8.4 20-49 8 34.0 8 5 6 6.38 1.3-29 250 g 87.7 g 5 2 14.581 2.3-94 DURATION OF THERAPY <ly 6mo 8 20 2.5 0.7-9.0 1-2y 18 mo 3 6 3.7 0.6-22 22y 51 mo 7 4 11.851 2.3-61 I Median cumulative dose of cyclophosphamide or median duration of therapy among all patients within the specified category. tThe referent group consists of six case subjects and 42 ...
