TABLE 2.

Model performance

Symptom set	Clinical/demographic predictors		No clinical/demographic predictors
	$R^2$	NRMSE	$R^2$	NRMSE
SoD	22%	0.19	2.5%	0.21
CMA	39%	0.16	5.6%	0.20
INS	39%	0.15	1.4%	0.19
HDRS‐6	24%	0.21	4.9%	0.24
HDRS‐17	25%	0.21	10%	0.23

Abbreviations: CMA, core mood and anhedonia; INS, insomnia; HDRS‐6, Six‐item Hamilton Depression Rating Scale; HDRS‐17, 17‐item Hamilton Depression Rating Scale; SoD, somatic disturbances.