Table 1.

Mean, standard deviation, expected influence, and predictability of depressive and anxiety symptoms assessed using the PHQ-9 and GAD-7.

Node	Items/symptoms	M	SD	Expected influence	Predictability
D1	Anhedonia	0.54	0.69	0.946	0.575
D2	Sad mood	0.49	0.64	1.038	0.622
D3	Trouble sleeping	0.49	0.68	0.752	0.485
D4	Fatigue or little energy	0.59	0.70	1.117	0.630
D5	Poor appetite or overeating	0.42	0.64	0.726	0.451
D6	Guilty	0.42	0.68	0.999	0.584
D7	Trouble concentrating	0.38	0.66	0.848	0.523
D8	Moving slowly or restless	0.28	0.56	0.960	0.547
D9	Suicidal thoughts	0.15	0.43	0.773	0.390
A1	Nervousness	0.46	0.64	0.910	0.605
A2	Uncontrollable worry	0.40	0.66	1.092	0.674
A3	Excessive worry	0.53	0.72	0.989	0.660
A4	Trouble relaxing	0.44	0.68	1.044	0.660
A5	Restlessness	0.56	0.72	1.036	0.630
A6	Irritability	0.30	0.58	0.957	0.600
A7	Feeling afraid	0.31	0.60	0.921	0.584

D1–D9: the nine items of PHQ-9.

A1–A7: the seven items of GAD-7.

M, mean; SD, standard deviation.