Table 7.
Criterion validity of the BOS (n = 739).
| Questionnaires | BOS | |||
|---|---|---|---|---|
| BOS Total | Excessive Thinking | Hypersensitivity | Restless Behavior | |
| HADS (Hospital Anxiety and Depression Scale) | ||||
| Anxiety | 0.429 *** | 0.481 *** | 0.417 *** | 0.248 *** |
| Depression | 0.288 *** | 0.292 *** | 0.330 *** | 0.160 *** |
| WHOQOL-BREF (An Abbreviated Version of the World Health Organization Quality of Life) | ||||
| Perception on quality of life | −0.086 * | −0.114 ** | −0.126 *** | −0.003 |
| Perception on general health | −0.254 *** | −0.263 *** | −0.268 *** | −0.150 *** |
| Physical health | −0.396 *** | −0.367 *** | −0.389 *** | −0.296 *** |
| Psychological health | −0.277 *** | −0.278 *** | −0.354 *** | −0.138 *** |
| Social relations | −0.161 *** | −0.168 *** | −0.250 *** | −0.033 |
| Environmental health | −0.323 *** | −0.287 *** | −0.346 *** | −0.221 *** |
BOS: Brain Overwork Scale, * p < 0.05, ** p < 0.01, and *** p < 0.001; p-values were calculated using Spearman’s correlations.