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Table 1 Trials with no reference or use of systematic reviews

From: Using systematic reviews to inform NIHR HTA trial planning and design: a retrospective cohort

Total number of trials No. of trials not referencing or using a systematic review to inform their design Justified reasons for not referencing and using a systematic review to inform the trial design (n)
47 – Cohort I 5 5
34 – Cohort II 0 0