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| Methods | randomized by closed envelope method | |
| Participants | 44 ‐‐ 22 pTA, 22 pT1, G 1 ‐ 3, single tumour 30, multiple 14 | |
| Interventions | TUR vs TUR + BCG 21: 23 Tokyo intraves. 80mg weekly X 6, 2 weekly x 12, mnthly x 20 | |
| Outcomes | recurrence‐ rate progression number BCG toxicity | |
| Notes | ||
| Risk of bias | ||
| Bias | Authors' judgement | Support for judgement |
| Allocation concealment? | Low risk | A ‐ Adequate |
