Table 5.
Results of GLMM-LASSO analysis for performance and cognitive workload evaluation at Matchboard levels 2 and 3 based on approach B (96 features extracted from 116 EEG signals).
| Predictors | Estimate | p-value |
|---|---|---|
| Performance, Matchboard level 2 | ||
| Average strength in Parietal cortex, at theta-band frequencies | −34.49 | 0.014 |
| Random Effect; Subjects’ standard deviation: 106.26 | ||
| Number of observations: 82; R2: 0.67; MAE:5.61; RMSE: 7.23 | ||
| Cognitive workload, Matchboard level 2 | ||
| Average temporal network flexibility in Occipital cortex at alpha-band frequencies | 1.44 | 0.034 |
| Average temporal network flexibility in Parietal cortex at theta-band frequencies | −2.19 | 0.004 |
| Average PSD in Frontal cortex at beta-band frequencies | −3.33 | <0.001 |
| Random Effect; Subjects’ standard deviation: 284.2 | ||
| Number of observations: 62; R2: 0.97; MAE: 1.81; RMSE: 2.29 | ||
| Performance, Matchboard level 3 | ||
| Average search information in Frontal cortex at beta-band frequencies | −17.93 | 0.031 |
| Average search information in Temporal cortex at beta-band frequencies | 22.7 | 0.022 |
| Average search information in Frontal cortex at gamma-band frequencies | −19.23 | 0.021 |
| Average search information in Frontal cortex at alpha-band frequencies | 29.09 | 0.035 |
| Average PSD in Occipital cortex at gamma-band frequencies | 9.24 | 0.029 |
| Average PSD in Parietal cortex at gamma-band frequencies | −11.81 | 0.049 |
| Random Effect; Subjects’ standard deviation: 33.32 | ||
| Number of observations: 111; R2: 0.54; MAE: 8.57; RMSE: 10.48 | ||
| Cognitive workload, Matchboard level 3 | ||
| Average temporal network flexibility in Frontal cortex at theta-band frequencies | 1.99 | 0.024 |
| Average strength in Temporal cortex at beta-band frequencies | −10.13 | 0.001 |
| Average PSD in Frontal cortex at beta-band frequencies | 8.44 | 0.002 |
| Random Effect; Subjects’ standard deviation: 421.94 | ||
| Number of observations: 83; R2: 0.95; MAE: 3.44; RMSE: 4.18 | ||