User Manual: Inquisit Mediterranean Diet Assessment (MEDAS)


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								Mediterranean Diet Assessment (MEDAS)
								(Spanish version)
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Script Author: Katja Borchert, Ph.D. (katjab@millisecond.com) for Millisecond Software, LLC
Date: 09-19-2023
last updated:  09-19-2023 by K. Borchert (katjab@millisecond.com) for Millisecond Software, LLC

Script Copyright © 09-19-2023 Millisecond Software

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BACKGROUND INFO 	
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This script implements Millisecond's computerized version of the Mediterranean Diet Assessment (MEDAS).

*Reference*:

Martínez-González, M. A., et al (2012). A 14-item Mediterranean diet assessment tool and obesity indexes among high-risk subjects: 
the PREDIMED trial. PloS One, 7(8), e43134–e43134. 
https://doi.org/10.1371/journal.pone.0043134

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OVERVIEW
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self-report measure consisting of 14 questions
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DURATION 
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the default set-up of the script takes appr. 3 minute to complete

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DATA OUTPUT DICTIONARY
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The fields in the data files are:

(1) Raw data file: 'medas.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 (almost never) - 4 (almost always)
								R: reversed coded questions (if any)
									
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: 'medas_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)	
							
//summary score
medasTotal:				the total score (range 0-14) based on the translated raw responses
							

//translated raw responses
q1 - q14:					the translated raw responses (max 1 point)
								point distribution in table 1 in Martínez-González et al (2012)

//raw responses
radioButtons.q1.response,
textbox.q2.response,
textbox.q3.response,
textbox.q4.response,
textbox.q5.response,
textbox.q6.response,
textbox.q7.response,
textbox.q8.response,
textbox.q9.response,
textbox.q10.response,
textbox.q11.response,
textbox.q12.response,
radioButtons.q13.response,
textbox.q14.response: