Deonte Williams

Parsing the heterogeneity of depression: An exploratory factor analysis across commonly used depression rating scales.

Journal of Affective Disorders April 15, 2018 Elizabeth D. Ballard, Julia S Yarrington, Cristan A Farmer et al.

Due to the heterogeneity of depressive symptoms-which can include depressed mood, anhedonia, negative cognitive biases, and altered activity levels-researchers often use a combination of depression rating scales to assess symptoms. This study sought to identify unidimensional constructs measured across rating scales for depression and to evaluate these constructs across clinical trials of a...