Essay on Operationalization Using Known Scales and Instruments

Essay on Operationalization Using Known Scales and Instruments

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Section A: Operationalization Using Known Scales and Instruments
The Davidson Trauma scale is a self-report inventory that measures how often and how severe posttraumatic stress disorder (PTSD) symptoms appear in adults. (Carlson, 2012). The scale is administered with paper and pencil. There are 17 items in the scale that refslect closely the criteria of diagnosing PTSD according to the fourth edition of the Diagnostic and Statistical Manual of Mental Disorders (American Psychiatric Association, 1994). It uses the time frame of the past week and a 0 to 4 rating scale. Everyone who takes the test, rates each item on the scale for frequency of occurrence and the individual distress accompanying the symptom (Carlson, 2012). “The items comprise three symptom clusters associated with the major dimensions of PTSD symptomatology--intrusion into everyday life, acts or experiences that avoid or numb feelings connected with the trauma, and hyperarousal” (Carlson, 2012, p. 1). The purpose of the test is to assess symptoms of PTSD experienced by adults who have had a serious trauma (Carlson, 2012). The test can be administered individually or in a group. The test questions are rather simple to answer and need only an 8th grade reading level (Carlson, 2012). The total time to take the evaluation is no more than 10 minutes, and it is very quick to score. The score can range from 0 to 136 and with a score of at least 20 there is a red flag that PTSD is probable (Carlson, 2012). If there is a score of 40 or more it is identified as the most clinically accurate (Carlson, 2012). “The test author suggests that subscale scores, frequency, and severity ratings be examined to assist in treatment planning or assessment of treatment re...

... middle of paper ...

Davidson, J. (1996). Davidson Trauma Scale.
Drug Detection (2014).
Jaffee, W. B., PhD., Trucco, E., B.A., Teter, Christian,PharmD., B.C.P.P., Levy, Sharon,M.D.,
M.P.H., & Weiss, R. D., M.D. (2008). Focus on alcohol & drug abuse: Ensuring validity in
urine drug testing. Psychiatric Services, 59(2), 140-2. Retrieved from
Martin, W. E., JR., Review of the Davidson Trauma Scale. Northern Arizona University,
Flagstaff, AZ. Retrieved from

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