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Table 2 PRECIS scores by trial (at implementation phase) and domain

From: Use of PRECIS ratings in the National Institutes of Health (NIH) Health Care Systems Research Collaboratory

PRECIS domain ABATE Infection LIRE PPACT STOP CRC TiME
Mean (SD, Median) Mean (SD, Median) Mean (SD, Median) Mean (SD, Median) Mean (SD, Median)
Eligibility 3.9 (1.1, 4.0) 4.3 (0.9, 4.5) 3.4 (1.1, 3.5) 4.4 (0.5, 4.0) 4.8 (0.7, 5.0)
Recruitment 4.5 (1.1, 5.0) 4.8 (0.5, 5.0) 3.6 (0.9, 4.0) 3.9 (0.8, 4.0) 4.6 (0.7, 5.0)
Setting 4.0 (1.1, 4.0) 4.0 (0.9, 4.0) 4.0 (1.1, 4.0) 4.3 (0.7, 4.0) 4.4 (0.7, 4.5)
Organization 2.6 (1.2, 2.5) 3.8 (0.9, 3.5) 2.9 (0.8, 3.0) 2.9 (0.8, 3.0) 4.4 (1.1, 5.0)
Delivery 2.1 (1.0, 2.0) 4.5 (0.8, 5.0) 3.0 (0.5, 3.0) 3.8 (0.5, 4.0) 4.1 (0.6, 4.0)
Adherence 3.4 (1.4, 3.5) 4.5 (0.8, 5.0) 2.8 (0.7, 3.0) 3.8 (0.9, 3.5) 4.4 (0.7, 4.5)
Follow-up intensity 3.4 (1.2, 3.0) 4.9 (0.4, 5.0) 3.9 (0.6, 4.0) 3.9 (0.8, 4.0) 4.6 (0.5, 5.0)
Primary outcome 3.5 (1.1, 3.0) 3.6 (0.9, 4.0) 4.6 (0.5, 5.0) 3.9 (1.1, 4.0) 4.9 (0.4, 5.0)
Analysis 4.5 (0.8, 5.0) 4.5 (0.5, 4.5) 4.9 (0.4, 5.0) 4.9 (0.4, 5.0) 4.5 (0.8, 5.0)
Overall composite      
 Median rating 3.5 4.5 3.6 3.9 4.5
 Mean rating 3.5 4.3 3.7 4.0 4.5
AC1 statistic 0.08 0.29* 0.23* 0.28* 0.40*
Intraclass correlation coefficient 0.31 0.07 0.06 0.05 0.06
  1. Note: Overall ratings are average scores
  2. *p value ≤ 0.001