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Table 1 Reported and audited outcome data

From: Imputation of a true endpoint from a surrogate: application to a cluster randomized controlled trial with partial information on the true endpoint

Trial phase Audited Pre-intervention Post-intervention
  Intervention Control Intervention Control
Patients seen 307 209 418 237
Referrals 56 39 80 63
Number of practices 27 25 27 25
Reported     
Patients seen NA NA 381 215
Referrals NA NA 93 92
Number of practices NA NA 40 36