Table 3 Fit statistics for the example trial, using mixed-effects logistic regression models under five different correlation structures, adjusting for pre-specified covariates (minimized values bolded)
Model | AICC | BIC | -2 Log Likelihood |
|---|---|---|---|
Exchangeable | 16,432.99 | 16,479.13 | 16,394.94 |
Nested Exchangeable | 16,299.18 | 16,347.73 | 16,259.12 |
Exponential decay | 16,298.42 | 16,346.98 | 16,258.36 |
Toeplitz | 16,299.72 | 16,350.70 | 16,257.66 |
Unstructured | 16,291.87 | 16,350.12 | 16,243.78 |