___________________________________________________________________________________________________________________ *SCALE FOR SUICIDE IDEATION (SSI)* ___________________________________________________________________________________________________________________ Script Author: Katja Borchert, Ph.D. (katjab@millisecond.com) for Millisecond Software, LLC Date: 07-25-2014 last updated: 10-30-2019 by K. Borchert (katjab@millisecond.com) for Millisecond Software, LLC Script Copyright © 10-30-2019 Millisecond Software ___________________________________________________________________________________________________________________ BACKGROUND INFO ___________________________________________________________________________________________________________________ This script implements a computerized version of the Scale of Suicide Ideation (SSI) as described in: Beck, AT, Kovacs, M. & Weissman, A. (1979). Assessment of Suicidal Intention: The Scale for Suicide Ideation. Journal of Consulting and Clinical Psychology, 47, 43-352. ___________________________________________________________________________________________________________________ OVERVIEW ___________________________________________________________________________________________________________________ The SSI is a 19-item instrument to assess suicidal intentions. Each question has 3 answer choices. Clinician fills out the survey based on a semi-structured interview. * 19 questions with 3 answer choices each (the answer choice suggesting the least suicide intentions is scored as 0); question 13 has 4 answer choices (but 2 are weighted the same) * a SSI Score is determined based on the sum of all individual scores ___________________________________________________________________________________________________________________ DURATION ___________________________________________________________________________________________________________________ the default set-up of the script takes appr. 5 minutes to complete __________________________________________________________________________________________________________________ DATA FILE INFORMATION ___________________________________________________________________________________________________________________ The default data stored in the data files are: (1) Raw data file: 'ssi.iqdat' date, time: date and time script was run with the current group/subjectnumber subject, group, session: with the current subject/groupnumber/session id build: the Inquisit build q*_response: response given (in assigned values) Scale: 0-2 (anchors vary by question) no reversed scored questions q*_latency: how much time (in ms) the participant spent on the surveypage with this particular question (the last time this particular surveypage was visited) (2) Summary data file: 'ssi_summary*.iqdat' (a separate file for each participant) inquisit.version: Inquisit version run computer.platform: the platform the script was run on (win/mac/ios/android) startdate: date script was run starttime: time script was started subjectid: assigned subject id number groupid: assigned group id number sessionid: assigned session id number elapsedtime: time it took to run script (in ms); measured from onset to offset of script completed: 0 = script was not completed (prematurely aborted); 1 = script was completed (all conditions run) ssi_total: sum of all response scores Range 0-38: the answer choice suggesting the least suicide intentions is scored as 0 => the higher the score the higher reported suicide intention ___________________________________________________________________________________________________________________ INSTRUCTIONS ___________________________________________________________________________________________________________________ Not original, can be easily edited under Editable Parameters ___________________________________________________________________________________________________________________ EDITABLE CODE ___________________________________________________________________________________________________________________ check below for (relatively) easily editable parameters, stimuli, instructions etc. Keep in mind that you can use this script as a template and therefore always "mess" with the entire code to further customize your experiment. The parameters you can change are: /pageinstructions: the instructions that appear at the top of each surveypage