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Table 4 Dummy table for abstinence from street heroin at final prescription as indicated by urine test

From: The Leeds Evaluation of Efficacy of Detoxification Study (LEEDS) prisons project pilot study: protocol for a randomised controlled trial comparing dihydrocodeine and buprenorphine for opiate detoxification

  Abstinence successful Abstinence not successful Totals
Buprenorphine A C A+C
Dihydrocodeine B D B+D
Totals A+B C+D A+B+C+D
  1. RR XX 95% CI XX-XX, NNT XX 95% CI XX-XX