Depression, Anxiety, Stress Scale (DASS-42)

The DASS is a 42-item questionnaire which includes three self-report scales designed to measure the negative emotional states of depression, anxiety and stress. Each of the three scales contains 14 items, divided into subscales of 2-5 items with similar content. The Depression scale assesses dysphoria, hopelessness, devaluation of life, self-deprecation, lack of interest/involvement, anhedonia, and inertia. Continue reading

Hamilton Rating Scale for Depression (HRSD)

The Hamilton Rating Scale for Depression (HRSD) is a multiple choice questionnaire that clinicians may use to rate the severity of a patient’s major depression. The questionnaire, which is designed for adult patients and is in the public domain, rates the severity of symptoms observed in depression such as low mood, insomnia, agitation, anxiety and weight loss. It is presently one of the most commonly used scales for rating depression in medical research. Continue reading