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. 2023 Oct 6;9(1):22. doi: 10.1038/s41514-023-00119-z

Table 6.

Results of GLMM-LASSO analysis for performance and cognitive workload evaluation at Matchboard levels 2 and 3 based on approach C (96 features extracted from 32 EEG signals).

Predictors Estimate p-value
Performance, Matchboard level 2
Average temporal network flexibility in Occipital cortex at gamma-band frequencies −4.14 0.021
Average strength in Occipital cortex at beta-band frequencies 19.4 0.027
Average strength in Temporal cortex at gamma-band frequencies −16.13 0.016
Average PSD in Temporal cortex at theta-band frequencies 4.13 0.048
Random Effect; Subjects’ standard deviation: 83.33
Number of observations: 84; R2: 0.69; MAE: 5.86; RMSE: 7.30
Cognitive workload, Matchboard level 2
Average temporal network flexibility in Occipital cortex at beta-band frequencies 2.36 0.008
Average search information in Parietal cortex at beta-band frequencies 6.41 0.003
Average search information in Frontal cortex at gamma-band frequencies −5.06 0.012
Average search information in Occipital cortex at gamma-band frequencies 3.68 0.045
Average strength in Parietal cortex at alpha-band frequencies 25.73 0.029
Average strength in Occipital cortex at alpha-band frequencies −13.87 0.021
Average strength in Parietal cortex at gamma-band frequencies −9.02 0.013
Average strength in Parietal cortex at theta-band frequencies −39.66 0.001
Average strength in Frontal cortex at theta-band frequencies 14.67 0.006
Average strength in Occipital cortex at theta-band frequencies 23.71 <0.001
Average PSD in Occipital cortex at alpha-band frequencies −3.99 0.033
Random Effect; Subjects’ standard deviation: 212.56
Number of observations: 63; R2: 0.94; MAE: 1.82; RMSE: 2.41
Performance, Matchboard level 3
Average temporal network flexibility in Frontal cortex at beta-band frequencies 5.57 0.033
Average temporal network flexibility in Parietal cortex at gamma-band frequencies 8.31 0.026
Average temporal network flexibility in Occipital cortex at gamma-band frequencies −6.79 0.002
Average search information in Parietal cortex at theta-band frequencies 8.61 0.025
Average strength in Temporal cortex at gamma-band frequencies −8.69 0.038
Random Effect; Subjects’ standard deviation: 30.77
Number of observations: 118; R2: 0.57; MAE: 7.52; RMSE: 9.34
Cognitive workload, Matchboard level 3
Average temporal network flexibility in Parietal cortex at alpha-band frequencies 2.67 0.024
Average search information in Frontal cortex at beta-band frequencies 4.11 0.001
Average strength in Occipital cortex at alpha-band frequencies −3.88 0.025
Average PSD in Parietal cortex at alpha-band frequencies −12.27 0.027
Average PSD in Frontal cortex at alpha-band frequencies 32.17 0.001
Average PSD in Temporal cortex at alpha-band frequencies −13.13 0.013
Average PSD in Occipital cortex at beta-band frequencies −5.71 0.014
Average PSD in Frontal cortex at theta-band frequencies −22.65 0.005
Random Effect; Subjects’ standard deviation: 474.54
Number of observations: 89; R2: 0.96; MAE: 3.05; RMSE: 4.07