Table 2.

Self-Report Cognitive Assessments That Have Been Psychometrically Validated in Major Depressive Disorder

Study	Scale	No. of Items	Validation Sample
Iverson and Lam (108)	British Columbia Cognitive Complaints Inventory	6	Major depressive disorder, N=62; healthy, N=112
Fava et al. (109)	Cognitive and Physical Functioning Questionnaire	7	Major depressive disorder, N=150 and N=50; generalized anxiety disorder, N=381
Lam et al. (110)	Perceived Deficits Questionnaire–Depression	20 (also 5-item version)	Major depressive disorder, N=400; healthy, N=400