Perceptions of harm and intentions to use e-cigarettes after viewing different e-cigarette health messages

The effects of the European e-cigarette health warnings and comparative health messages on non-smokers' and smokers' risk perceptions and behavioural intentions

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN76967031

Enrollment

2400

Registered

2018-10-23

Start date

2018-11-12

Completion date

Unknown

Last updated

2020-07-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Smoking-related behaviours Not Applicable Smoking-related behaviours

Interventions

Block randomisation will be used for allocation of conditions and demographic variables (including smoking status) will be stratified so that the sample of smokers is representative of the target popu

font, font colour, size and placement on the pack) 4. TPD1+: The TPD health warning (TPD1) in combination with the comparative message (using the same parameters above)

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Aged 18 or over 2. Resident in the UK 3. Fluent in English

Exclusion criteria

Exclusion criteria: 1. Current e-cigarette users (including dual users, those who smoke tobacco cigarettes and use e-cigarettes) 2. Former smokers

Design outcomes

Primary

Measure	Time frame
Smokers’ and non-smokers’ perceptions of e-cigarettes associated with: 1. Harm 2. Addictiveness 3. Social acceptability 4. Effectiveness 5. Intention to purchase 6. Intention to use e-cigarettes This will be assessed at the baseline and at the end of the intervention (after exposure to messages) using a 7-point Likert rating scale with the anchors "Extremely" to "Not at all"	—

Countries

United Kingdom

Contacts

Public ContactCatherine Kimber

kimberc3@lsbu.ac.uk+44 (0) 207 815 5447

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 23, 2026