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Table 3 Random effects meta-regression model

From: A systematic review of electronic audit and feedback: intervention effectiveness and use of behaviour change theory

Covariate I 2 residual heterogeneity/unaccounted variability R 2 amount of heterogeneity accounted for P value (moderator)
Null model 99.12%
Size of clinical teams 98.97% 0.00% 0.884
Intervention duration 98.03% 51.70% 0.001**
Interdisciplinary teams 98.96% 10.40% 0.142
Real-time feedbacka 97.81% 58.04% 0.001**
Graphical feedback 99.24% 0.00% 0.825
TDF
No. of intervention domains coded 98.79% 0.00% 0.723
No. of control domains coded 97.65% 60.81% 0.001**
  1. Note: Model is a univariate regression. aResult is also the same for local goals and ‘A&F head-to-head comparison.’ ‘Significance codes: 0 ‘***’, 0.001 ‘**’, 0.01 ‘*’, 0.05’