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Table 2 Simulated scenarios used to compare the performance measures of different models.

From: A comparison of the statistical performance of different meta-analysis models for the synthesis of subgroup effects from randomized clinical trials

Interaction effect
-0.01 0
Number of trials Between-trial variance in the interaction effect Number of trials Between-trial variance in the interaction effect
6 0 6 0
10 0 10 0
16 0 16 0
20 0 20 0
26 0 26 0
30 0 30 0
40 0 40 0
50 0 50 0
6 0.005 6 0.005
10 0.005 10 0.005
16 0.005 16 0.005
20 0.005 20 0.005
26 0.005 26 0.005
30 0.005 30 0.005
40 0.005 40 0.005
50 0.005 50 0.005
6 0.05 6 0.05
10 0.05 10 0.05
16 0.05 16 0.05
20 0.05 20 0.05
26 0.05 26 0.05
30 0.05 30 0.05
40 0.05 40 0.05
50 0.05 50 0.05
6 0.5 6 0.5
10 0.5 10 0.5
16 0.5 16 0.5
20 0.5 20 0.5
26 0.5 26 0.5
30 0.5 30 0.5
40 0.5 40 0.5
50 0.5 50 0.5