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Table 2 Criteria specifications for all 97 studies with an internal pilot included in the audit

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

Number/rate

Type of criteria

Red/amber/green

Stop/go

Missing

Number

18 (18.6%)

39 (40.2%)

0 (0.0%)

Number and rate

1 (1.0%)

4 (4.1%)

0 (0.0%)

Rate

10 (10.3%)

15 (15.5%)

0 (0.0%)

Missing

0 (0.0%)

0 (0.0%)

10 (10.3%)