Table 2 Patient Health Questionnaire eight-item depression measure (PHQ-8)
From: Longitudinal measurement invariance of the patient health questionnaire in a German sample
Over the last two weeks, how often have you been bothered by the following problems? | |||||
|---|---|---|---|---|---|
| Â | Â | Not at all | Several days | More than half the days | Nearly every day |
1 | Little interest or pleasure in doing things | 0 | 1 | 2 | 3 |
2 | Feeling down, depressed, or hopeless | 0 | 1 | 2 | 3 |
3 | Trouble falling or staying asleep, or sleeping too much | 0 | 1 | 2 | 3 |
4 | Feeling tired or having little energy | 0 | 1 | 2 | 3 |
5 | Poor appetite or overeating | 0 | 1 | 2 | 3 |
6 | Feeling bad about yourself – or that you are a failure or have let yourself or your family down | 0 | 1 | 2 | 3 |
7 | Trouble concentrating on things, such as reading the newspaper or watching television | 0 | 1 | 2 | 3 |
8 | Moving or speaking so slowly that other people could have noticed, or the opposite – being so fidgety or restless that you have been moving around a lot more than usual | 0 | 1 | 2 | 3 |