Essay about The Beck Depression Inventory ( Bdi )

2037 Words Nov 8th, 2016 9 Pages
The Beck Depression Inventory (BDI), created by Beck, Ward, Mendelson, Mock, and Erbaugh (1961) is one of the most widely used self-report instruments for psychiatric populations that assesses depression through the depth or severity of depressive symptoms. The BDI contains 21 items that are rated on a 4-point scale (0-3) which reflect increasing symptom severity and cover areas of depressive symptomology including affective, cognitive, motivational, and physiological symptoms (Bumberry et al., 1978). The BDI is scored by totaling the highest responses for all 21 items with the range of possible scores extending from 0 to 63. According to Beck et al., scores of 0 – 9 are categorized as not depressed, 10 – 15 as mildly depressed, 16 – 23 as moderately depressed, and 24 – 63 as severely depressed. The BDI can be used for various purposes including but not limited to the following: assessing the applicability of the BDI for survey use in different populations (e.g. college students), evaluating validity of the BDI with a similar scale or test (either self-report or clinician-based assessment), and determining the significance of the BDI in psychiatric patients and research subjects for depression. For any psychological measure, it is important to assess the reliability of the test scores. Reliability is “the extent to which differences in respondents’ observed scores are consistent with differences in their true scores” (Furr & Bacharach, 2014). Depending on the extent to…

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