An RCT of a Smartphone-based TID Programme
10. september 2018 opdateret af: Dr. Daniel Sai-Yin Ho, The University of Hong Kong
A Smartphone Messaging Programme for Tobacco Industry Denormalisation - a Randomised Controlled Trial
The study aims to test the effect a smartphone-based intervention on primary school students and their parents' attitudes towards tobacco industry and their tobacco-related communications.
Studieoversigt
Status
Afsluttet
Intervention / Behandling
Undersøgelsestype
Interventionel
Tilmelding (Faktiske)
163
Fase
- Ikke anvendelig
Kontakter og lokationer
Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.
Studiesteder
-
-
-
Hong Kong, Hong Kong
- Local primary schools
-
-
Deltagelseskriterier
Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.
Berettigelseskriterier
Aldre berettiget til at studere
- Barn
- Voksen
- Ældre voksen
Tager imod sunde frivillige
Ja
Køn, der er berettiget til at studere
Alle
Beskrivelse
Inclusion Criteria:
- Parents and children should all understand Chinese.
- Parents should have a smartphone and use WhatsApp (a smartphone-based app)
Exclusion Criteria:
- n/a
Studieplan
Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Andet
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Ingen (Åben etiket)
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
|---|---|
|
Eksperimentel: TID
Messages will be sent 1-2 times per week containing information that aims to denormalise the tobacco industry.
|
For the TID arm, the messages' contents include the tobacco industry's (TI's) anti-smoking campaigns that made smoking more grown-up and more appealing to youth; the TI's role in smoking in movies; etc. For the sugar sweetened beverage (SSB) arm, the messages' contents include the disease conditions linked to SSBs, and the interference of sugar industry in scientific research. |
|
Andet: Sugar sweetened beverages
Messages will be sent 1-2 times per week containing information on the adverse health effects of sugar sweetened beverages.
|
For the TID arm, the messages' contents include the tobacco industry's (TI's) anti-smoking campaigns that made smoking more grown-up and more appealing to youth; the TI's role in smoking in movies; etc. For the sugar sweetened beverage (SSB) arm, the messages' contents include the disease conditions linked to SSBs, and the interference of sugar industry in scientific research. |
Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
TID beliefs in parents
Tidsramme: 1 month
|
Parents will report their opinions towards 4 sentences: 1) Tobacco companies are a respectable industry; 2) the tobacco industry does everything it can to get young people to smoke; 2) the tobacco industry use many tactics to resist tobacco control regulations; 4) the tobacco industry deceived the public for financial interests.
All the 4 questions have 5 options from definitely yes to definitely no.
The options will be recoded into 0-4 or 4-0, as appropriate, with higher scores indicating more negative attitudes towards the industry.
A sum of scores from the 4 questions will be deemed a measurement of TID beliefs.
|
1 month
|
|
TID beliefs in children
Tidsramme: 1 month
|
Students will report their opinions towards 4 sentences: 1) Tobacco companies are a respectable industry; 2) the tobacco industry does everything it can to get young people to smoke; 2) the tobacco industry use many tactics to resist tobacco control regulations; 4) the tobacco industry deceived the public for financial interests.
All the 4 questions have 5 options from definitely yes to definitely no.
The options will be recoded into 0-4 or 4-0, as appropriate, with higher scores indicating more negative attitudes towards the industry.
A sum of scores from the 4 questions will be deemed a measurement of TID beliefs.
|
1 month
|
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
|
Tobacco related communication reported by parents
Tidsramme: 1 month
|
Parents will report whether they said the following to children in the past 30 days: 1) harm of smoking 2) harm of secondhand smoking 3) criticise smoking behaviour 4) approve tobacco control measures.
Each of the messages will be analyse as a binary outcome.
|
1 month
|
|
Sugar sweetened beverage (SSB) related communication reported by parents
Tidsramme: 1 month
|
Parents will report whether they said the following to children in the past 30 days: 1) harm of SSB 2) certain kind of drinks contain sugar 3) don't drink or drink less SSB.
Each of the messages will be analyse as a binary outcome.
|
1 month
|
|
Tobacco related communication reported by children
Tidsramme: 1 month
|
Students will report whether they heard the following from parents in the past 30 days: 1) harm of smoking 2) harm of secondhand smoking 3) criticize smoking behaviour 4) approve tobacco control measures.
Each of the messages will be analyse as a binary outcome.
|
1 month
|
|
SSB related communication reported by children
Tidsramme: 1 month
|
Students will report whether they heard the following from parents in the past 30 days: 1) harm of SSB 2) certain kind of drinks contain sugar 3) don't drink or drink less SSB.
Each of the messages will be analyse as a binary outcome.
|
1 month
|
|
Intention to smoke in children
Tidsramme: 1 month
|
Two questions will be used to assess this outcome: 1) do you think you will smoke in the next 12 months?
2) If one of your good friends offers you a cigarette, will you smoke it?
Response options are definitely not/probably not/probably yes/definitely yes.
Those choosing options other than "definitely not" for either of the questions will be deemed having intention to smoke; the other students will be deemed having no intention to smoke.
|
1 month
|
|
Home exposure to secondhand smoke in children reported by children
Tidsramme: 1 month
|
One question will be asked: 1) On how many of the past 7 days did someone smoke near you at home? (Options 0 day/1/2/3/4/5/6/7).
The responses will dichotomised into a binary indicator of secondhand smoke exposure (no/any) and analysed as an outcome.
|
1 month
|
|
Home exposure to secondhand smoke in children reported by parents
Tidsramme: 1 month
|
One question will be asked: 1) On how many of the past 7 days did someone smoke near your children at home? (Options 0 day/1/2/3/4/5/6/7).
The responses will dichotomised into a binary indicator of secondhand smoke exposure (no/any) and analysed as an outcome.
|
1 month
|
|
Parents' support for tobacco control
Tidsramme: 1 month
|
Parents will report their opinions towards 4 sentences: 1) government should adopt plain packaging; 2) government should impose stronger regulation on tobacco; 3) government should strengthen the prevention of the harm of tobacco.
The options were strongly support/support/neutral/oppose/strongly oppose.
The options will be recoded into 4-0, with higher scores indicating stronger support for tobacco control.
A sum of scores from the 4 questions will be deemed a measurement of parents' support for tobacco control.
|
1 month
|
|
Negative attitude towards smoking in parents
Tidsramme: 1 month
|
Parents will be asked "your attitude towards smoking is" with options of very positive/positive/neutral/negative/very negative.
The options will be dichotomised as very negative vs others (negative/neutral/positive/very positive) for analysis.
|
1 month
|
|
Negative attitude towards smoking in children
Tidsramme: 1 month
|
Children will be asked "your attitude towards smoking is" with options of very positive/positive/neutral/negative/very negative.
The options will be dichotomised as very negative vs others (negative/neutral/positive/very positive) for analysis.
|
1 month
|
|
Past 7-day consumption of SSB and water in children reported by children
Tidsramme: 1 month
|
Children will be asked "On how many of the past 7 days did you drink SSBs?" and "On how many of the past 7 days did you drink water?"
For both questions, the options were 0/1/2/3/4/5/6/7 days.
These two variables will be analysed as both binary (No (0 day) vs any (1/2/3/4/5/6/7 days)) and continuous variables.
|
1 month
|
|
Past 7-day consumption of SSB and water in children reported by parents
Tidsramme: 1 month
|
Parents will be asked "On how many of the past 7 days did you drink SSBs?" and "On how many of the past 7 days did you drink water?"
For both questions, the options were 0/1/2/3/4/5/6/7 days.
These two variables will be analysed as both binary (No (0 day) vs any (1/2/3/4/5/6/7 days)) and continuous variables.
|
1 month
|
Samarbejdspartnere og efterforskere
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Sponsor
Datoer for undersøgelser
Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.
Studer store datoer
Studiestart (Faktiske)
22. marts 2018
Primær færdiggørelse (Faktiske)
29. juni 2018
Studieafslutning (Faktiske)
29. juni 2018
Datoer for studieregistrering
Først indsendt
8. november 2017
Først indsendt, der opfyldte QC-kriterier
9. november 2017
Først opslået (Faktiske)
17. november 2017
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
12. september 2018
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
10. september 2018
Sidst verificeret
1. september 2018
Mere information
Begreber relateret til denne undersøgelse
Andre undersøgelses-id-numre
- coshdrama
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