A Brief Intervention Programme on ASP

Not Applicable

• Conditions: Alternative Smoking Products
• Interventions: Other: Worksheets for ASP; Other: Worksheets for SSB; Other: E-messages for ASP; Other: E-messages for SSB

• Registration Number: NCT04302480
• Lead Sponsor: The University of Hong Kong

Brief Summary

The brief intervention comprises a 4-page worksheet used in the classroom (main intervention) and subsequent weekly e-messages through WhatsApp (booster intervention). The worksheets for both groups will be printed in colour, and mainly contain pictures and simple texts. Students will be asked to provide smartphone numbers of themselves and their parents for receiving the booster interventions. After sending 4-6 e-messages in 4 weeks, students will complete a 1-month follow-up assessment.

Detailed Description

Not available

Study Timeline

• Status Verified: 2020-03
• Study First Submitted: 2020-03-06
• Study First Submitted QC: 2020-03-06
• Last Update Submitted: 2020-03-06
• Study First Posted: 2020-03-10
• Last Update Posted: 2020-03-10
• Study Start: 2020-05-18
• Primary Completion: 2020-07-31
• Study Completion: 2020-07-31

Recruitment & Eligibility

• Status: UNKNOWN
• Sex: All
• Target Recruitment: 1000

Inclusion Criteria

• Parents and children should understand Chinese.
• Parents' consent to their children's participation.

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Exclusion Criteria

• N/A

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Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Arm && Interventions

Group	Intervention	Description
Alternative smoking products (ASP)	Worksheets for ASP	-
Alternative smoking products (ASP)	E-messages for ASP	-
Sugar-sweetened beverages (SSB)	Worksheets for SSB	-
Sugar-sweetened beverages (SSB)	E-messages for SSB	-

Primary Outcome Measures

Name	Time	Method
Attitudes towards ASPs	Immediately after intervention	Students will report their opinions towards 2 questions: 1. Do you think the usage of e-cigarettes and heated tobacco products will harm your health?; There will be 11 options from definitely no harm to definitely harm.; 2. Do you accept the primary students use e-cigarettes and heated tobacco products?; There will be 11 options from definitely unacceptable to definitely acceptable.
Knowledge on the harms and misleading marketing strategies of ASPs	Immediately after intervention	Students will report their opinions towards 5 statements: 1. Children who use e-cigarettes are more likely to smoke cigarettes in the future; 2. Hazards of secondhand smoke of e-cigarettes and heated tobacco products are slight; 3. Nicotine content in heated tobacco products is lower than in the cigarettes, which is more difficult to get addicted; 4. There are a variety of carcinogens in the heated tobacco products; 5. Tobacco industries do everything they can to get young people to use tobacco products.; All the statements have 5 options from definitely no to definitely yes. The options will be recoded into 0-4 or 4-0, as appropriate, with higher scores indicating knowing more about the harms and misleading marketing strategies of ASPs.

Secondary Outcome Measures

Name	Time	Method
Intention to use ASPs	1-month follow-up	If one of your good friends offers you an e-cigarette or heated tobacco product, ask you to have a few puffs, and no one will know about this as no more smoking in the future. Will you use them?; There will be 11 options from definitely no to definitely yes.
Attitudes towards ASPs	1-month follow-up	Students will report their opinions towards 2 questions: 1. Do you think the usage of e-cigarettes and heated tobacco products will harm your health?; There will be 11 options from definitely no harm to definitely harm.; 2. Do you accept the primary students use e-cigarettes and heated tobacco products?; There will be 11 options from definitely unacceptable to definitely acceptable.
Knowledge on the harms and misleading marketing strategies of ASPs	1-month follow-up	Students will report their opinions towards 5 statements: 1. Hazards of e-cigarettes are slight, can only cause minor health problems; 2. Reliable evidence shows that e-cigarettes can help quit smoking cigarettes; 3. Heated tobacco products contain tar, can cause a variety of cancers; 4. Heated tobacco products are harm reduction products, which is less harmful than cigarettes; 5. Tobacco industries conceal the harms of tobacco products for commercial gain.; All the statements have 5 options from definitely no to definitely yes. The options will be recoded into 0-4 or 4-0, as appropriate, with higher scores indicating knowing more about the harms and misleading marketing strategies of ASPs.

Trial Locations

Locations (1)

Local primary schools; 🇭🇰 Hong Kong, Hong Kong