Table 2 Estimation of the true effect in the real-world datasets using three different methods under the MCAR mechanism
From: Propensity score analysis with missing data using a multi-task neural network
Missing rate | Method | Mean | SD | RMSE |
|---|---|---|---|---|
0.2 | Missing indicator | 352.262 | 250.792 | 431.108 |
Multiple imputation | 198.329 | 276.932 | 576.882 | |
Multi-task neural network | 672.620 | 121.163 | 121.075 | |
0.3 | Missing indicator | 395.330 | 283.958 | 415.239 |
Multiple imputation | 403.878 | 309.952 | 425.198 | |
Multi-task neural network | 718.292 | 144.233 | 136.098 | |
0.4 | Missing indicator | 316.312 | 226.881 | 450.458 |
Multiple imputation | 277.395 | 247.175 | 493.797 | |
Multi-task neural network | 736.417 | 146.882 | 140.491 | |
0.5 | Missing indicator | 240.517 | 266.086 | 534.726 |
Multiple imputation | 341.053 | 279.437 | 455.591 | |
Multi-task neural network | 683.922 | 112.963 | 110.333 | |
0.6 | Missing indicator | 339.664 | 233.459 | 433.169 |
Multiple imputation | 171.271 | 191.980 | 570.923 | |
Multi-task neural network | 623.39 | 140.996 | 160.172 | |
0.7 | Missing indicator | 323.533 | 202.261 | 433.415 |
Multiple imputation | 318.219 | 232.415 | 451.292 | |
Multi-task neural network | 587.779 | 116.185 | 166.178 | |
0.8 | Missing indicator | 328.838 | 128.502 | 402.568 |
Multiple imputation | 395.226 | 123.355 | 338.146 | |
Multi-task neural network | 640.485 | 167.939 | 174.043 |