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. 2022 Mar 28;13:853951. doi: 10.3389/fpsyt.2022.853951

TABLE 2.

Abbreviation, Mean, Standard Deviation, and Presence of PHQ-A Symptoms.

Depression symptoms Abbreviation Mean SD %Presence Predictability
Feeling down, depressed, irritable, or hopeless D1: Sadness 0.610 0.770 46.82 0.538
Little interest or pleasure in doing things D2: Anhedonia 0.706 0.817 52.44 0.431
Trouble falling asleep, staying asleep, or sleeping too much D3: Sleeping 0.570 0.854 38.44 0.467
Poor appetite, weight loss, or overeating D4: Appetite 0.424 0.748 30.21 0.371
Feeling tired, or having little energy D5: Fatigue 0.743 0.867 52.46 0.482
Feeling bad about yourself, or that you’re a failure or that you’ve let yourself or your family down D6: Failure 0.748 0.918 49.73 0.548
Trouble concentrating on things like school work, reading, or watching TV D7: Concentration 0.675 0.889 45.45 0.438
Moving or speaking so slowly that other people could notice D8: Motor 0.294 0.637 21.74 0.409
Thinking that you would be better off dead, or of hurting yourself in some way D9: Suicidality ideation 0.309 0.679 21.46 0.475

D1-D9 are PHQ-A items on depression. SD: Standard Deviation.