Short Michigan Alcohol Screening Test - SMAST

Technical Manual

Author: Katja Borchert, Ph.D. (katjab@millisecond.com), Millisecond

Created: January 31, 2013

Last Modified: January 08, 2025 by K. Borchert (katjab@millisecond.com), Millisecond

Script Copyright © Millisecond Software, LLC

Background

This script implements the Short Michigan Alcohol Screening Test (SMAST) with 13 YES/NO questions for a self-assessment of social and vocational issues related to heavy drinking as published in Crews et al (1992)

Note: the items published in the article are specific to alcohol abuse of a parent; the items used in this script refer to oneself instead. This version of the SMAST is also referred as the 'Self Form'

References

Smast
Crews, T.M., & Sher, K.J. (1992). Using adapted short MASTs for assessing parental alcoholism: Reliability and validity. Alcoholism: Clinical and Experimental Research 16, 576-584.

https://arc.psych.wisc.edu/self-report/short-michigan-alcohol-screening-tests-smast/#SMA

Mast
Selzer, M.L. (1971). The Michigan Alcoholism Screening Test: The quest for a new diagnostic instrument. Am J Psychiatry, 127, 1653-1658. (-> see script MAST.iqjs)

Duration

0.5 minutes

Description

Questionnaire with 13 binary yes-no questions.

Summary Data

File Name: smast_summary*.iqdat

Data Fields

NameDescription
inquisit.version Inquisit version number
computer.platform Device platform: win | mac |ios | android
computer.touch 0 = device has no touchscreen capabilities; 1 = device has touchscreen capabilities
computer.hasKeyboard 0 = no external keyboard detected; 1 = external keyboard detected
startDate Date the session was run
startTime Time the session was run
subjectId Participant ID
groupId Group number
sessionId Session number
elapsedTime Session duration in ms
completed 0 = Test was not completed
1 = Test was completed
totalScore Sum of all responses, Range: 0-13 (The higher, the higher the 'alcoholic' response pattern)

Raw Data

File Name: smast.iqdat

Data Fields

NameDescription
date Date the session was run
time Time the session was run
subject Participant ID
group Group number
session Session number
build Inquisit version number
q*_response Response given (in assigned values)
Scale: 1 (yes = 'alcoholic response') - 0 (no)
R = automatically 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)