The CDS is designed to measure cognitive distortions (that is, dysfunctional thinking patterns) in adults. It is a brief self-report inventory, which assesses thinking patterns that interfere with optimal functioning. Comprising 40 items, the CDS measures five kinds of cognitive distortion:
Preoccupation with danger
The respondent rates each item according to frequency of occurrence during the previous month.
CDS Complete set (includes forms for 25 administrations)