Sleep Related Questionnaires

Beck Depression Inventory-II (BDI-II)

Name of questionnaire Beck Depression Inventory-II (BDI-II)
Type of questionnaire-description,age Severity of depressive symptoms "at that moment", specifically assessing the intensity of depression in psychiatric and normal populations, ages 13 and above
Number of items 21 questions
Number of domains & categories 21 symptoms-attidude categories including cognitive, affective, somatic, and vegetative symptoms of depression 
Name of categories/domains    somatic-affective and cognitive 
Scaling of items 0-3
Scoring available: with permission or free Free
Scoring Test-retest reliability Yes, correlation, r= 0.93
Scoring Internal consistency Yes, Cronbach's coefficient for BDI II = 0.92
Validity Yes, initial version compared to clinical determination of the intensity of depression; BDI II correlated with Hamilton Rating Scale for Depression 
Language English
Translations in other languages (if yes, then list the languages) Spanish, Chinese, Dutch, Finnish, French (Canadian), German, Korean, Polish, Swedish, Arabic and Turkis
Developer name AT Beck, MD
Developer contact information abeck@mail.med.upenn.edu
Availability of questionnaire: needs permission from developer, cost or freely available Copyrighted, available for purchase from Harcourt Assessment, Inc; $120 for 25
Limitations Price, physical illness may falsely elevate score (fatigue, etc)
Link to the questionnaire (if available) Click Here to View the Questionaire
Other comments Patient-rated scale.  Response is reported for symptoms over prior 2 week period. High clinical sensitivity.
References (original publication) BECK AT, WARD CH, MENDELSON M, MOCK J, ERBAUGH J. An inventory for measuring depression. Arch Gen Psychiatry. 1961 Jun;4:561-71.
Naughton MJ, Wiklund I. A critical review of dimension-specific measures of health-related quality of life in cross-cultural research. Qual Life Res 1993;2:397–432
Beck AT, Steer RA, Brown GK. Beck Depression Inventory-Second Edition Manual. San Antonio (TX): The Psychological Corporation; 1996