Table 1 Eligibility criteria
No | Sometimes | Regularly or often | |
|---|---|---|---|
1. During the past week, did you suffer from worry? | 0 | 1 | 2 |
2. During the past week, did you suffer from listlessness? | 0 | 1 | 2 |
3. During the past week, did you feel tense? | 0 | 1 | 2 |
4. Total score 4 or higher? | □ Yes | □ No | |
5. Do you currently have a paid job? | □ Yes | □ No | |
6. Are you currently on sick leave for a period no longer than three months? | □ Yes | □ No |