Table 2.

QIDS₁₆ Item/Total Correlations as a Function of Version (C = Clinical, SR = Self-Report, and IVR = Interactive Voice Relay)

Domain	C	SR	IVR
Sleep	.52	.44	.47
Sad Mood	.75	.76	.74
Appetite/Weight	.39	.38	.37
Concentration	.71	.73	.74
Self-view	.61	.51	.63
Suicidal Thoughts	.52	.49	.49
Interest	.74	.66	.70
Energy Level	.67	.70	.69
Restlessness/Agitation	.57	.64	.63