Table 4.
Summary statistics for estimates using data simulated from simulation study 4 to 6 that introduced in Section 4.4. RB is the average relative bias, SD is the average posterior Standard-Deviation, and RMSE is the approximate square-root of mean square error.
| JLCM | Shared-frailty Model | ||||||
|---|---|---|---|---|---|---|---|
| Simulation Model | Parameter | RB | SD | RMSE | RB | SD | RMSE |
| Simulation Study 4 | α | −0.054 | 0.415 | 0.167 | - | - | - |
| β1 | 0.020 | 0.218 | 0.234 | −0.153 | 0.236 | 0.281 | |
| β2 | 0.021 | 0.160 | 0.165 | −0.068 | 0.173 | 0.182 | |
| β3 | −0.015 | 0.211 | 0.216 | −0.094 | 0.238 | 0.246 | |
| γ1 | −0.194 | 0.245 | 0.240 | −0.327 | 0.293 | 0.283 | |
| γ2 | −0.132 | 0.170 | 0.170 | −0.080 | 0.206 | 0.184 | |
| γ3 | −0.010 | 0.243 | 0.235 | −0.034 | 0.292 | 0.269 | |
| η1 | 0.036 | 0.262 | 0.091 | - | - | - | |
| η2 | 0.085 | 0.428 | 0.135 | - | - | - | |
| K | 0.107 | 0.866 | 0.464 | - | - | - | |
| Simulation Study 5 | α | −0.061 | 0.408 | 0.152 | - | - | - |
| β1 | −0.002 | 0.216 | 0.215 | −0.168 | 0.235 | 0.470 | |
| β2 | 0.027 | 0.150 | 0.151 | 0.026 | 0.163 | 0.166 | |
| β3 | 0.004 | 0.183 | 0.189 | 0.041 | 0.220 | 0.218 | |
| γ1 | 0.228 | 0.259 | 0.243 | 0.485 | 0.304 | 0.445 | |
| γ2 | 0.024 | 0.177 | 0.167 | 0.161 | 0.213 | 0.200 | |
| γ3 | 0.108 | 0.276 | 0.282 | 0.184 | 0.324 | 0.317 | |
| η1 | 0.042 | 0.235 | 0.090 | - | - | - | |
| η2 | 0.040 | 0.377 | 0.124 | - | - | - | |
| K | 0.107 | 0.820 | 0.453 | - | - | - | |
| Simulation Study 6 | β1 | −0.016 | 0.157 | 0.150 | −0.088 | 0.224 | 0.191 |
| β2 | −0.051 | 0.155 | 0.147 | −0.169 | 0.223 | 0.181 | |
| β3 | −0.011 | 0.157 | 0.154 | −0.088 | 0.223 | 0.187 | |
| γ1 | −0.240 | 0.221 | 0.215 | −0.319 | 0.271 | 0.261 | |
| γ2 | −0.152 | 0.221 | 0.208 | −0.205 | 0.270 | 0.261 | |
| γ3 | −0.262 | 0.221 | 0.209 | −0.289 | 0.270 | 0.252 | |