| ICC = 0.01 | ICC = 0.05 | ICC = 0.20 | |||
---|---|---|---|---|---|---|
Model | Cover. of CI | Power | Cover. of CI | Power | Cover. of CI | Power |
Scenario 4 - chance imbalance, 45 centres each with 4 subjects | ||||||
A | 0.954 | 0.910 | 0.949 | 0.918 | 0.942 | 0.845 |
B | 0.966 | 0.846 | 0.946 | 0.822 | 0.931 | 0.810 |
C | 0.954 | 0.912 | 0.945 | 0.917 | 0.934 | 0.870 |
D | 0.948 | 0.924 | 0.934 | 0.926 | 0.934 | 0.878 |
E-1 | 0.411 | 0.782 | 0.417 | 0.793 | 0.424 | 0.745 |
E-2 | 0.897 | 0.468 | 0.900 | 0.501 | 0.887 | 0.468 |
Scenario 5 - chance imbalance, 18 centres each with 10 subjects | ||||||
A | 0.954 | 0.898 | 0.949 | 0.900 | 0.942 | 0.843 |
B | 0.946 | 0.874 | 0.959 | 0.891 | 0.937 | 0.891 |
C | 0.952 | 0.898 | 0.951 | 0.904 | 0.939 | 0.895 |
D | 0.922 | 0.916 | 0.932 | 0.911 | 0.910 | 0.900 |
E-1 | 0.776 | 0.868 | 0.794 | 0.890 | 0.791 | 0.895 |
E-2 | 0.905 | 0.810 | 0.918 | 0.834 | 0.918 | 0.839 |
Scenario 6 - chance imbalance, 6 centres each with 30 subjects | ||||||
A | 0.950 | 0.897 | 0.953 | 0.905 | 0.961 | 0.860 |
B | 0.949 | 0.892 | 0.954 | 0.907 | 0.961 | 0.916 |
C | 0.950 | 0.897 | 0.952 | 0.905 | 0.959 | 0.910 |
D | 0.856 | 0.911 | 0.879 | 0.918 | 0.874 | 0.908 |
E-1 | 0.922 | 0.904 | 0.931 | 0.921 | 0.931 | 0.913 |
E-2 | 0.944 | 0.831 | 0.951 | 0.867 | 0.955 | 0.857 |