1 Contents of Online Supporting Information Etable 1. Study
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Contents of Online Supporting Information eTable 1. Study characteristics for trials of intravesical therapy vs. TURBT alone eTable 2. Study characteristics of head to head trials of intravesical therapy eTable 3. Study characteristics of trials comparing dose or duration of a single drug eTable 4. Summary of the evidence eFigure 1. Literature flow diagram eFigure 2. Meta-analysis of doxorubicin versus no intravesical therapy: Risk of recurrence eFigure 3. Meta-analysis of epirubicin versus no intravesical therapy: Risk of recurrence References for the Supplement 1 eTable 1. Study characteristics for trials of intravesical therapy vs. TURBT alone Author, Year Risk of Bias Inclusion Criteria Population Characteristics Intervention Followup Duration Abrams, 19811 Histologically confirmed All characteristics reported for A: Doxorubicin, 50 mg (in 50 6 months for all patients. High superficial bladder tumor; all randomized patients, not mL saline). Single instillation, Recurrent only, with presence the groups analyzed: within 24 hours of TURBT of tumors at both of two Age, mean (years): 72 vs. 68 (n=30). previous endoscopies 12 Male: 70% vs. 79% months and 6 months before Recurrent bladder cancer: B: No adjuvant treatment. entry into trial; Stages Ta or 100% vs. 100% TURBT alone (n=30). T1; Included grades not Ta: 73% vs. 77% specified, but "well" and T1: 27% vs. 23%; "moderate" differentiation included. Akaza, 19872 Histologically proven Age, mean (years): 62.3 vs. A: Doxorubicin, 30 mg (in 30 Maximum (years): 5; Not [Study One] superficial bladder cancer 62.9 vs. 62.9 vs. 62.9 mL saline). Total 8 instillations: reported as median/mean, nor (followup of Niijima, (primary or recurrent). Stages Male: 83% vs. 76% vs. 75% First within 1 week of TURBT, for each group. 19833) Ta or T1; Grade not specified. vs. 74% twice weekly X 4 weeks Medium Absence of tumor after Recurrent bladder cancer: 30% (n=149). TURBT. vs. 31% vs. 34% vs. 35% Stage: Not reported ("no B: Doxorubicin, 20 mg (in 40 differences") mL saline). Total 8 instillations: Number of tumors: 1: 64% vs. First within 1 week of TURBT, 64% vs. 48% vs. 60%; 2-4: twice weekly X 4 weeks 26% vs. 25% vs. 39% vs. 30; (n=148). 5+: 80% vs. 10% vs. 12% vs. 9% C: MMC: 20 mg (in 40 mL saline). Total 8 instillations: First within 1 week of TURBT, twice weekly X 4 weeks (n=139). D: No adjuvant treatment. TURBT alone (n=139). 2 Author, Year Risk of Bias Inclusion Criteria Population Characteristics Intervention Followup Duration Akaza, 19872 Histologically proven Age, mean (years): 63.1 vs. A: Doxorubicin, 30 mg (in 30 Maximum (years): 3.5; Not [Study Two] superficial bladder cancer 62.1 vs. 62.3 vs. 62.0 mL saline). Total 21 reported as median/mean, nor Medium (primary only). Stages Ta or Male: 80% vs. 82% vs. 82% instillations (n=151). for each group. T1; Grade G1 or G2. Absence vs. 81% of tumor after TURBT. Recurrent bladder cancer: B: Doxorubicin, 20 mg (in 40 None (primary only) mL saline). Total 21 Stage: Not reported ("no instillations (n=158). differences") C: MMC: 20 mg (in 40 mL saline). Total 21 instillations (n=150). D: No adjuvant treatment. TURBT alone (n=148). For A, B, and C: First instillation within 1 week of TURBT; once weekly X 2 weeks, then once every 2 weeks X 14 weeks, then once monthly X 8 months, then once every 3 months X 1 year. 3 Author, Year Risk of Bias Inclusion Criteria Population Characteristics Intervention Followup Duration Akaza, 19924 Histologically proven Only reported overall; Not A: Doxorubicin, 30 mg (in 30 Median (years) 6.6, overall. Study Two superficial bladder cancer reported by treatment group mL saline). Total 21 (followup of sub-group of (primary only). Stages Ta or Age ≤50 years: 13% instillations over 2 years Akaza, 19872) T1; Grade G1 or G2. Absence Age ≤60 years: 18% (n=44). High of tumor after TURBT. Age <70 years: 35% Age ≥70 years: 34% B: Doxorubicin, 20 mg (in 40 Sex (male): 85% mL saline). Total 21 Recurrent bladder cancer: instillations over 2 years None (primary only) (n=42). Tis: 1.3% Ta: 44% C: MMC: 20 mg (in 40 mL T1: 41% saline). Total 21 instillations Ta or T1: 14% over 2 years (n=41). D: No adjuvant treatment. TURBT alone (n=31). For A, B, and C: First instillation within 1 week of TURBT. Once weekly X 2 weeks, then once every 2 weeks X 14 weeks, then once monthly X 8 months, then once every 3 months X 1 year 4 Author, Year Risk of Bias Inclusion Criteria Population Characteristics Intervention Followup Duration Ali-El-Dein, 19975 Transitional cell carcinoma Age: Not reported A: Epirubicin, 50 mg (in 50 mL Mean (months): 30.1 (Journal of Urology) (TCC) of the bladder (primary Male: 81% overall; not normal saline). Total 18 Medium or recurrent). Stages Ta or T1; reported by group instillations: First at 7 to 14 Associated CIS or other Recurrent bladder cancer: 38% days after TURBT, then once a dysplastic mucosal changes; vs. 41% vs. 43% vs.46% week X 7, then once monthly X Grade G1 - G3. Rapid Ta: 11% vs. 18% vs. 7% 10 (n=64). recurrence within 6 months of vs.10% initial resection; Multicentricity; T1: 89% vs. 82% vs. 93% B: Epirubicin, 80 mg (in 50 mL Positive posterior urethral vs.90% normal saline). Total 18 biopsy and/or positive Tis associated: 6% vs. 12% vs. instillations: First at 7 to 14 postoperative urinary cytology 0% vs.0% days after TURBT, then once a (only 2 patients with positive week X 7, then once monthly X posterior urethral biopsy, who 10 (n=68). underwent resection of multiple tumors to provide bladder neck C: Doxorubicin, 50 mg (in 50 incompetence and sufficient mL normal saline). Total 18 contact of drug with prostatic instillations: First at 7 to 14 urethra). days after TURBT, then once a week X 7, then once monthly X 10 (n=60). D: TURBT only. No adjuvant therapy (n=61). Ali-El-Dein, 19976 Transitional cell carcinoma Age, mean (years): 52.1 vs. 55 A: Epirubicin, 50 mg (in 50 mL Mean (months): 32.2 (British Journal of (TCC) of the bladder (primary vs. 53.4 normal saline). Single Urology) or recurrent). Stages pTa or Male: 67% vs. 75% vs. 70% instillation immediately after Medium pT1, confirmed histologically; Recurrent bladder cancer: 47% TURBT (n=55). Grade G1 - G3. Multiplicity; vs. 53% vs. 44% Patients with pTa were Ta: 16% vs. 25% vs. 19%; T1: B: Epirubicin, 50 mg (in 50 mL included if they had multiple, 84% vs. 75% vs. 82% normal saline). Total 18 large (≥ 3 cm), recurrent and/or instillations: First at 7 to 14 grade 2-3 tumors. days after TURBT, then once a week X 7, then once monthly X 10 (n=59). C: TURBT only. No adjuvant therapy (n=54). 5 Author, Year Risk of Bias Inclusion Criteria Population Characteristics Intervention Followup Duration Barghi, 20067 Primary or papillary tumors, Age, mean (years): 56 vs. 54 A: Mitomycin C 30 mg (in 24 months Medium single tumors of 3 cm or less in Male: 77% vs. 81% 30mL distilled water). Single size, and low-grade superficial Recurrent bladder cancer: NR instillation 6 to 24 hours after tumors (TaG1, TaG2, T1G1) Ta: 73% vs. 71% TURBT. Catheter clamped for T1: 28% vs. 29% 2 hours (n=22). G1: 91% vs. 91% B: Placebo (distilled water). G2: 9% vs. 9% Single instillation 6 to 24 hours after TURBT. Catheter clamped for 2 hours (n=21). Berrum-Svennung, 20088 Non-muscle invasive papillary Age, mean (years): 71 vs. 69 A: Epirubicin, 50 mg (in 50 mL 2 years, not reported as Medium bladder tumor (primary or Male: 70% vs. 78% saline). Single instillation within median/mean, nor for each recurrent). Stage Ta or T1; Recurrent bladder cancer: 50% 6 hours after TURBT (n=155). group. Grade G1 or G2. Maximal vs. 51% tumor diameter 30 mm. Ta/G1-G2: 85% vs. 82%; B: Placebo. Saline, 50 mL. T1/G1-G2: 5.7% vs. 8.0%; Single instillation within 6 Unknown: 9.7% vs. 9.9% hours after TURBT (n=152). Bohle, 20099 Papillary, non-muscle-invasive Age, median (years): 65 vs. 67 A: Gemcitabine (GEM), 2000 Median (months): 23.6 Medium transitional cell carcinoma of Male: 77% vs. 83% mg (in 100 mL saline (0.9% the bladder (primary or Recurrent bladder cancer: 24% NaCl)), instilled over 30 - 40 recurrent). Stages Ta or T1; vs. 21% minutes immediately after Grade G1 - G3. Karnofsky Ta: 75% vs. 71% TUR, followed by continuous performance status ≥ 70%; T1: 25% vs. 29% irrigation with saline for ≥20 WBC ≥ 4 X 109/L; platelets ≥ hours; 11% received BCG 140 X 109/L; Hgb ≥ 10g/dL; (n=124). serum creatine < 2.0 mg/dL; B: Placebo (PBO), 100 mL bilirubin < 2.0 mg/dL; AST and saline (0.9% NaCl), instilled ALT < 2.5 times upper limit of over 30 - 40 minutes normal. immediately after TUR, followed by continuous irrigation with saline for ≥20 hours; 17% received BCG (n=124). Burnand, 197610 Superficial transitional cell Age, mean (years): 60 vs. 62 A: Thiotepa, 90 mg (in 100 mL 2 to 5 years Medium carcinoma of the bladder Sex (male): 84% vs. 84% sterile water) immediately after suitable for endoscopic loop Recurrent bladder cancer: Not TURBT (n=19). resection or fulguration reported B: No adjuvant treatment. Stage: Not reported TURBT alone (n=32). 6 Author, Year Risk of Bias Inclusion Criteria Population Characteristics Intervention Followup Duration Cheng, 200511 Superficial transitional cell Age, mean (years): 66 vs.