Table 3. The frequencies for four causal genes under a random guess model.
| Size | ARRB1(%) | ECE2(%) | COPA(%) | SMAD4(%) | |
|---|---|---|---|---|---|
| Forward-AC | 2.46 | 0 | 0 | 0 | 0 |
| Forward-SCC | 8.64 | 0 | 0 | 4 | 0 |
| Backward-AC | 1.2 | 0 | 0 | 0 | 0 |
| Backward-SCC | 1.5 | 0 | 0 | 0 | 0 |
Note: Size: the average number of selected genes over 50 replicates. Under each gene symbol, its frequencies of being selected over 50 replicates by different algorithms are presented. Forward: forward Cox-filter selection; Backward: backward Cox-filter selection.