| ICC = 0.01 | ICC = 0.05 | ICC = 0.20 | ||||||
---|---|---|---|---|---|---|---|---|---|
Model | Mean effect (SD) | Ave. SE | MSE | Mean effect (SD) | Ave. SE | MSE | Mean effect (SD) | Ave. SE | MSE |
Scenario 1 - balanced design, 45 centres each with 4 subjects | |||||||||
A | 0.496 (0.148) | 0.149 | 0.022 | 0.499 (0.146) | 0.152 | 0.021 | 0.497 (0.151) | 0.167 | 0.023 |
B | 0.496 (0.148) | 0.148 | 0.022 | 0.499 (0.146) | 0.148 | 0.021 | 0.497 (0.151) | 0.149 | 0.023 |
C | 0.496 (0.148) | 0.147 | 0.022 | 0.499 (0.146) | 0.148 | 0.021 | 0.497 (0.151) | 0.149 | 0.023 |
D | 0.496 (0.148) | 0.146 | 0.022 | 0.499 (0.146) | 0.146 | 0.021 | 0.497 (0.151) | 0.147 | 0.023 |
E-1 | 0.496 (0.494) | 0.066 | 0.244 | 0.491 (0.454) | 0.066 | 0.206 | 0.506 (0.447) | 0.065 | 0.200 |
E-2 | 0.499 (0.163) | 0.172 | 0.027 | 0.497 (0.166) | 0.170 | 0.027 | 0.494 (0.162) | 0.170 | 0.026 |
Scenario 2 - balanced design, 18 centres each with 10 subjects | |||||||||
A | 0.490 (0.149) | 0.150 | 0.022 | 0.504 (0.155) | 0.152 | 0.024 | 0.498 (0.145) | 0.166 | 0.021 |
B | 0.490 (0.149) | 0.149 | 0.022 | 0.504 (0.155) | 0.149 | 0.024 | 0.498 (0.145) | 0.149 | 0.021 |
C | 0.490 (0.149) | 0.148 | 0.022 | 0.504 (0.155) | 0.148 | 0.024 | 0.498 (0.145) | 0.149 | 0.021 |
D | 0.490 (0.149) | 0.142 | 0.022 | 0.504 (0.155) | 0.143 | 0.024 | 0.498 (0.145) | 0.142 | 0.021 |
E-1 | 0.490 (0.178) | 0.130 | 0.032 | 0.501 (0.180) | 0.130 | 0.032 | 0.498 (0.171) | 0.130 | 0.029 |
E-2 | 0.492 (0.164) | 0.154 | 0.027 | 0.503 (0.165) | 0.155 | 0.027 | 0.498 (0.158) | 0.153 | 0.025 |
Scenario 3 - balanced design, 6 centres each with 30 subjects | |||||||||
A | 0.496 (0.149) | 0.149 | 0.022 | 0.492 (0.149) | 0.152 | 0.022 | 0.504 (0.151) | 0.164 | 0.023 |
B | 0.496 (0.149) | 0.149 | 0.022 | 0.492 (0.149) | 0.149 | 0.022 | 0.504 (0.151) | 0.149 | 0.023 |
C | 0.496 (0.149) | 0.149 | 0.022 | 0.492 (0.149) | 0.149 | 0.022 | 0.504 (0.151) | 0.149 | 0.023 |
D | 0.496 (0.149) | 0.130 | 0.022 | 0.492 (0.149) | 0.130 | 0.022 | 0.504 (0.151) | 0.149 | 0.023 |
E-1 | 0.497 (0.153) | 0.144 | 0.023 | 0.491 (0.154) | 0.144 | 0.024 | 0.508 (0.156) | 0.144 | 0.024 |
E-2 | 0.497 (0.151) | 0.163 | 0.023 | 0.491 (0.151) | 0.163 | 0.023 | 0.507 (0.153) | 0.161 | 0.023 |