The study was funded by the Swiss Tobacco Prevention Fund SMSCOACH A text messaging SMSbased smoking cessation intervention for young people 1 2 Study overview SMSCOACH Objective ID: 816007
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Severin Haug
Swiss Research Institute for Public Health and Addiction, ZurichThe study was funded by the Swiss Tobacco Prevention Fund
SMS-COACHA text messaging (SMS)-based smoking cessation intervention for young people
1
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Study overview:
SMS-COACH
Objective
:
Acceptance
and
efficacy of a fully-automated text messaging program for smoking cessationTarget group: Vocational school students in the German speaking part of Switzerland, daily and occasional smokersDuration of intervention: 12 weeks Theoretical background: Health Action Process Approach (Schwarzer 2008)Test of efficacy : Cluster-randomised controlled trialFollow-up assessment: 6 months
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Technological Background
Server-PC
Notebook/Internet
GSM-Modem
Baseline
Assessment
Expert
system
Processing of incoming and outgoing dataSMS-AssessmentsSMS-FeedbacksSMS-Replies
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Study procedure
Online-
screening
of students in
vocational
school
classes by study assistants (demographics, smoking status, ownership of a mobile phone)Daily or occasional smoking & ownership of a mobile phoneStudy information and invitationInformed consent and assessment of smoking-related variables SMS-COACH Telephone interviews at 6-month follow-upCluster-RandomisationControl group
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Online Screening(Ownership
of mobile phone)
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Online Screening(Tobacco smoking stauts)
7
Invitation for study
participation
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Invitation for study participation
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Baseline assessment
(
Outcome
expectancies
)
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Baseline assessment(Implementation
intentions)
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Baseline assessment(Craving situations
)
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Baseline assessment(Strategies to
cope with craving situations)
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Baseline assessment(Strategies to
cope with craving situations)
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Overview:
SMS-program
Weekly
SMS
assessment
One
text
message per week to assess HAPA stage or (2) number of cigarettes smoked per day or (3) whether individually chosen strategy to cope with craving was appliedSMS-Feedbacks 2 weekly text messages tailored to the data of the online assessment and the weekly SMS assessmentsSMS-COACH Extra Integrated program for quit-day preparation and relapse prevention providing up to 2 daily text messages after entering a scheduled quit dateInvitation for persons in the preparation and action stage
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Exemplary weekly
SMS assessments
Number of cigarettes smoked per day
HAPA stage
Individually chosen strategy to cope with craving
SMS-COACH
Hi Mike, how many cigarettes do you smoke on a typical day? Please type the number of cigarettes and replySMS-COACHHey PeterHave you recently smoked cigarettes? “Yes, and I do not intend to quit”“Yes, but I am considering quitting”“Yes, but I seriously intend to quit”“No, I quit smoking” Please type 1,2,3 or 4 and replySMS-COACH Hi BeetleDid you apply the following strategy recently? When I am on a party, I distract myself from smoking by dancing?Please type Y for “yes” or N for “no” and reply
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SMS-Feedbacks
Hapa
stageContent categories
PrecontemplationContemplation
Risks
of
smokingMonetary costs of smokingSocial norms of smokingOutcome expectanciesMotivation to reduce cigarette consumptionPreparationMotivation to use social support for smoking cessationStrategies to cope with craving situationsTips for preparing smoking cessationActionReward for staying abstientStrategies to cope with craving situationsMotivation to use social support for staying abstinent
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Exemplary SMS-Feedbacks