Table 3.2.
Results for Real Data Example
| Selected Probes | SCAD | LASSO | PC-simple | TPC | M6 Est(& SE) | M4 Est(& SE) |
|---|---|---|---|---|---|---|
| Intercept | Yes | Yes | Yes | Yes | .0147 (.0465) | .0164 (.0467) |
| 1389584 at(x1) | Yes | Yes | Yes | Yes | .3669 (.0823)*** | .4098 (.0710) *** |
| 1383996 at(x2) | Yes | Yes | Yes | Yes | .1400 (.0595) * | .1583 (.0590) ** |
| 1382452 at(x3) | Yes | Yes | / | / | .2450 (.0606)*** | .2279 (.0547) *** |
| 1370429 at(x4) | / | / | Yes | Yes | .0464 (.0815) | |
| 1383110 at(x5) | / | Yes | / | Yes | .1543 (.0840) | |
| 1374106 at(x6) | / | Yes | / | Yes | .2203 (.0727)** | .2580 (.0688) *** |
| 15 more probe | / | Yes | / | / | ||
|
| ||||||
| Size | 4 | 21 | 4 | 6 | 7 | 5 |
|
| ||||||
| Adjusted-R2(%) | 69.37 | 69.55 | 66.64 | 69.10 | 74.60 | 74.38 |
|
| ||||||
| PE | 0.297 | 0.298 | 0.326 | 0.301 | 0.275 | 0.270 |
The 15 probes selected only by LASSO are omitted. “Yes” means the probe is selected by this method.
M6 stands for the linear model with six probes x1-x6; M4 for the model with four probes x1, x2, x3 and x6.
‘*’ stands for significant at level 0.05, ‘**’ for level 0.01, and ‘***’ for level 0.001.