User Manual: Inquisit Police Stress Questionnaire (PSQ)

				
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										*POLICE STRESS QUESTIONNAIRE (PSQ)*
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Script Author: Katja Borchert, Ph.D. (katjab@millisecond.com) for Millisecond Software, LLC
Date: 05-15-2017
last updated:  02-25-2022 by K. Borchert (katjab@millisecond.com) for Millisecond Software, LLC

Script Copyright © 02-25-2022 Millisecond Software

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BACKGROUND INFO 	
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This script implements a computerized version of the Police Stress Questionnaire (PSQ) as described in:

McCreary, D.R., & Thompson, M.M. (2006). Development of two reliable and valid measures of stressors in policing: 
The Operational and Organizational Police Stress Questionnaires. International Journal of 
Stress Management, 13, 494-518.

By, default this script runs the 'The Operational Police Stress Questionnaire' (PSQ-Op; 20 items) 
and the 'Organizational Police Stress Questionnaire' (PSQ-Org; 20 items) in order.
Test administrators have the option to run only one of these scales by changing parameter settings under section
'Editable Parameters'.

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TASK DESCRIPTION
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2 surveys: PSQ-Op and PSQ-Org
Each questionnaire contains 20 7-point Likert scale items.
The final score for each scale is the average response score: the higher the final score, the more
policing stress is perceived by participant.

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DURATION 
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the default set-up of the script takes appr. 3 minutes to complete

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DATA FILE INFORMATION 
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The default data stored in the data files are:

(1) Raw data file: 'policestressquestionnaire.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: 1 (not at all stressfull) - 7 (very stressfull)
								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: 'policestressquestionnaire_summary.iqdat' (Inquisit Lab: one data file per 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)

PSQ_Op:							average response score on the PSQ-Op questionnaire
PSQ_Org:						average response score on the PSQ-Org questionnaire
								Note: the higher the score, the more policing stress is perceived by participant
								
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QUESTIONNAIRE SET-UP 
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Default Set-Up:
Script runs PSQ-Op (20 questions), followed by PSQ-Org (20 questions)
To run only one of the two questionnaires, go to section Editable Parameters and follow instructions.

Each question is responded to on a 7-point Likert scale with the anchors:
1  not at all stressful to 7 = very stressful

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INSTRUCTIONS 
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can be edited under section Editable Parameters
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EDITABLE CODE 
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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:				contains the default instructions 

/runPSQ_Op:						true (1)= script runs PSQ-Op; false (0)=script does not run PSQ-Op
/runPSQ_Or:						true (1)= script runs PSQ-Org; false (0)=script does not run PSQ-Org