Table 5.

Components extracted by the PCA of QBA scores. Loadings ≥ |0.50| are in bold.

Term	PC1_Valence	PC2_Arousal
Comfortable	0.956	− 0.027
Confident	0.953	0.075
Happy	0.932	0.132
Engaged	0.859	0.356
Interested	0.857	0.355
Excited	0.702	0.491
Tense	− 0.912	0.121
Stressed	− 0.906	0.147
Nervous	− 0.876	0.121
Agitated	− 0.729	0.204
Sad	− 0.644	− 0.148
Calm	0.475	− 0.795
Relaxed	0.552	− 0.619