User Manual: Inquisit Anxiety Sensitivity Index - 3 (ASI-3)


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								Anxiety Sensitivity Index - 3 (ASI-3)
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Script Author: Katja Borchert, Ph.D. (katjab@millisecond.com) for Millisecond Software, LLC
Date: 01-10-2024
last updated:  01-10-2024 by K. Borchert (katjab@millisecond.com) for Millisecond Software, LLC

Script Copyright © 01-10-2024 Millisecond Software

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BACKGROUND INFO 	
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This script implements Millisecond's computerized version of the Anxiety Sensitivity Index- 3 (ASI-3)
by Taylor et al (2007), a revised version of the original Anxiety Index (ASI, Reiss et al, 1986)
with ratings on three distinct subscales: Physical Concerns, Cognitive Concerns and Social Concerns.

Reference:

ASI:
Reiss, S., Peterson, R. A., Gursky, D. M., & McNally, R. J. (1986). Anxiety sensitivity, anxiety frequency
and the prediction of fearfulness. Behaviour Research and Therapy, 24(1), 1–8. 
https://doi.org/10.1016/0005-7967(86)90143-9

ASI-3:
Taylor, S., Zvolensky, M. J., Cox, B. J., Deacon, B., Heimberg, R. G., Ledley, D. R., Abramowitz, J. S., 
Holaway, R. M., Sandin, B., Stewart, S. H., Coles, M., Eng, W., Daly, E. S., Arrindell, W. A., Bouvard, M., 
& Cardenas, S. J. (2007). Robust Dimensions of Anxiety Sensitivity: Development and Initial Validation of the 
Anxiety Sensitivity Index-3. Psychological Assessment, 19(2), 176–188. 
https://doi.org/10.1037/1040-3590.19.2.176


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OVERVIEW
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self-report measure consisting of 18 5-point Likert Scale questions on three subscales
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DURATION 
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the default set-up of the script takes appr. 1.5 minute 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: 'asi3.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 (very little) - 4 (very much)
								no reversed coded 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: 'asi3_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)	
							
ASI3_total:						the sum of all individual scores (range: 0-64)	
								The higher the score the higher Anxiety Sensitivity
								
ASI3_PC:						Physical Concerns = 3,4,7,8,12,15 (range: 0-24)
ASI3_CC:						Cognitive Concerns = 2,5,10,14,16,18 (range: 0-24)
ASI3_SC:						Social Concerns = 1,6,9,11,13,17(range: 0-24) 	 							
																	
+ individual responses