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Table 4 Progression criteria table from the Prepare for Kidney Care trial protocol ([13], p. 54)

From: Progression criteria in trials with an internal pilot: an audit of publicly funded randomised controlled trials

 

% of rate proposed

Number of sites recruiting, based on the target of 16 sites

Recruitment rate per active site per month

Green

≥ 85

14 sites or more

1.3 patients/month or more

Amber

60–84

10–13 sites

0.9–1.2 patients/month

Red

< 60

9 sites or fewer

0.8 patients/month or fewer

  1. Adapted from [13]
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