Trials Sponsors Conditions Drugs Pricing

Conditions

Tobacco Industry Denormalisation Beliefs Tobacco-related Communications

Outcome Measures

Primary Outcomes (2)

TID beliefs in parents
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
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

Secondary Outcomes (12)

Tobacco related communication reported by parents
1 month
Sugar sweetened beverage (SSB) related communication reported by parents
1 month
Tobacco related communication reported by children
1 month
SSB related communication reported by children
1 month
Intention to smoke in children
1 month
+7 more secondary outcomes

Study Arms (2)

TID

EXPERIMENTAL

Messages will be sent 1-2 times per week containing information that aims to denormalise the tobacco industry.

Other: Smartphone-based messages

Sugar sweetened beverages

OTHER

Messages will be sent 1-2 times per week containing information on the adverse health effects of sugar sweetened beverages.

Other: Smartphone-based messages

Interventions

Smartphone-based messagesOther

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.

Sugar sweetened beveragesTID

Registry-reported names are shown in full. Names without a link have not yet been matched to a Syfrah profile.

Eligibility Criteria

Sexall

Healthy VolunteersYes

Age GroupsChild (0-17), Adult (18-64), Older Adult (65+)

You may qualify if:

Parents and children should all understand Chinese.
Parents should have a smartphone and use WhatsApp (a smartphone-based app)

You may not qualify if:

Sponsors & Collaborators

The University of Hong Kong
Otherlead

Study Sites (1)

Local primary schools

Hong Kong, Hong Kong

Study Officials

Sai Yin Ho, PhD
The University of Hong Kong
PRINCIPAL INVESTIGATOR

Enrollment

163 participants (actual enrollment reported by the registry).

Study Design

Study Type: interventional
Phase: not applicable
Allocation: RANDOMIZED
Masking: NONE
Purpose: OTHER
Intervention Model: PARALLEL
Sponsor Type: OTHER
Responsible Party: PRINCIPAL INVESTIGATOR
PI Title: Principle investigator and associate professor

Study Record Dates

First Submitted

November 8, 2017

First Posted

November 17, 2017

Study Start

March 22, 2018

Actual (reported)

An RCT of a Smartphone-based TID Programme

Brief Summary

Registry Overview

Trial Relationships

Study Timeline

First Submitted

First Posted

Study Start

Primary Completion

Study Completion

Conditions

Outcome Measures

Primary Outcomes (2)

Secondary Outcomes (12)

Study Arms (2)

TID

Sugar sweetened beverages

Interventions

Eligibility Criteria

You may qualify if:

You may not qualify if:

Sponsors & Collaborators

Study Sites (1)

Study Officials

Enrollment

Study Design

Study Record Dates

Source record

Locations

Brief Summary

Registry Overview

Trial Relationships

Related Scientific Literature

Study Timeline

First Submitted

First Posted

Study Start

Primary Completion

Study Completion

Conditions

Outcome Measures

Primary Outcomes (2)

Secondary Outcomes (12)

Study Arms (2)

TID

Sugar sweetened beverages

Interventions

Eligibility Criteria

You may qualify if:

You may not qualify if:

Sponsors & Collaborators

Study Sites (1)

Study Officials

Enrollment

Study Design

Study Record Dates

Source record

Locations