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Table 5 Sub-group differences in outcome of intervention

From: Testimony at court: a randomised controlled trial investigating the art and science of persuading witnesses and victims to attend trial

Sub group descriptor Control group mean: % attendance at one or more hearings Treatment group mean: % attendance at one or more hearings p-value (regression coefficient) Total number of sub-group cases, number in treatment/control groups
Victims only 78.2 81.0 0.194 N = 1507
Treatment = 813
Control = 694
Witnesses only 84.3 84.9 0.826 N = 1009
Treatment = 532
Control = 477
Domestic violence only 74.8 78.0 0.261 N = 1232
Treatment = 667
Control = 565
Non-domestic violence only 86.4 87.1 0.774 N = 1284
Treatment = 678
Control = 606
Domestic violence victims only 72.1 74.8 0.38 N = 854 Treatment = 466
Control = 388
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