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. 2022 Mar 17;10:19. Originally published 2021 Jan 12. [Version 3] doi: 10.12688/f1000research.27422.3

Table 1. Mean and power centrality of items of PHQ-9.

Depression symptoms (PHQ-9) Mean (ME) Strength
PH1. Interest loss 0,63 -0,60
PH2. Depressed mood 0,77 1,93
PH3. Trouble sleeping 0,63 -0,25
PH4. Tired or little energy 0,55 0,96
PH5. Appetite change 0,44 -1,06
PH6. Feelings of worthlessness 0,38 0,06
PH7. Trouble concentrating 0,40 0,27
PH8. Moving slowly/restless 0,23 -1,37
PH9. Suicidal thoughts 0,29 -0,47