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. Author manuscript; available in PMC: 2017 Apr 15.
Published in final edited form as: Stat Med. 2015 Oct 5;35(8):1299–1314. doi: 10.1002/sim.6754

Table 3.

Simulation results for comparison of AUC, AARD, and MRD from JM2 to the other 3 models under scenario 3. Percent gain and estimated percent gain are calculated as (JM2−JM1)/True and (JM2−JM1)/JM2 respectively.

Cox’s(Baseline) Cox’s(time-dependent) JM1 JM2 % gain (JM2 vs JM1)





t True Mean ESD Mean ESD Mean ESD Mean ESD True Estimated
AUC
3 0.791 0.738 0.026 0.683 0.027 0.720 0.025 0.774 0.023 0.068 0.07
3.5 0.811 0.737 0.023 0.686 0.024 0.728 0.023 0.790 0.021 0.076 0.078
4 0.830 0.736 0.022 0.688 0.023 0.733 0.022 0.805 0.019 0.087 0.089
4.5 0.851 0.734 0.022 0.692 0.022 0.738 0.023 0.819 0.018 0.095 0.099
5 0.871 0.735 0.022 0.697 0.023 0.745 0.023 0.834 0.017 0.102 0.107
AARD
3 0.434 0.348 0.048 0.263 0.04 0.323 0.047 0.407 0.046 0.194 0.206
3.5 0.465 0.345 0.043 0.267 0.042 0.335 0.043 0.433 0.041 0.211 0.226
4 0.502 0.343 0.042 0.264 0.042 0.342 0.043 0.454 0.039 0.223 0.247
4.5 0.540 0.341 0.042 0.267 0.042 0.347 0.042 0.478 0.039 0.243 0.274
5 0.582 0.343 0.044 0.270 0.044 0.355 0.042 0.503 0.038 0.254 0.294
MRD
3 0.258 0.130 0.026 0.161 0.028 0.088 0.018 0.203 0.025 0.446 0.567
3.5 0.303 0.146 0.027 0.175 0.027 0.108 0.021 0.241 0.025 0.439 0.552
4 0.337 0.153 0.026 0.173 0.026 0.125 0.023 0.270 0.025 0.43 0.537
4.5 0.362 0.154 0.026 0.164 0.026 0.136 0.023 0.292 0.024 0.431 0.534
5 0.379 0.149 0.025 0.155 0.026 0.145 0.024 0.306 0.024 0.425 0.526