Tobacco Control Policy-related Survey 2020

Tobacco Control Policy-related Survey by Landline and Mobile Telephone

Aim: to collect further information on issues related to tobacco control which should be addressed and advocated in further tobacco control measures in Hong Kong

The objectives of this policy-related survey by landline and mobile telephone are as follows:

1. to update information on prevalence of conventional cigarettes, e-cigarettes, heat-not-burn tobacco products and waterpipe tobaccos ;
2. to investigate the effects of new pictorial health warning policy in the public;
3. to investigate the level of public support on current and future tobacco control measures and taxation;
4. to address the timely impacts of smoke-free policies, public support for further tobacco control measures and assist COSH in shaping policy direction for government;

Current study is a cross-sectional retrospective landline and mobile telephone survey based on questionnaires. The target sample size is planned to be 5,100 Hong Kong residents, including 1,700 current, ex and never smokers respectively. All three smoking status are to be evenly sampled by landline and mobile telephone. All data will be collected using a Computer Assisted Telephone Interview (CATI) system, which allows real-time data capture and consolidation. All interviews shall be conducted anonymously except for those who are willing to participate subsequent studies pictorial warning opinion. Analysis of survey data will aim to identify current opinion on tobacco control policies and implications for future policies. All eligible subjects who complete the telephone survey will be included in the analysis. Comparison with past trends conducted by previous landline and mobile phone surveys and, where possible, extrapolation of future trends will be explored. Weightings will be applied to adjust for the sex and age of Hong Kong population, and to handle the over-sampling issues of ex- and current smokers. The data analysis will be conducted by experienced statisticians in the applicants' team.

Study Overview

• Status: Completed
• Conditions: Survey on Tobacco Control
• Intervention / Treatment: Other: No intervention

• Study Type: Observational
• Enrollment (Actual): 5112

Contacts and Locations

Study Locations

• Hong Kong
  • Hong Kong, Hong Kong
    • The Hong Kong Public Opinion Research Institute

Participation Criteria

Eligibility Criteria

• Ages Eligible for Study: 15 years and older (Child, Adult, Older Adult)
• Accepts Healthy Volunteers: No
• Genders Eligible for Study: All

• Sampling Method: Probability Sample

Study Population

All Hong Kong residents

Description

Inclusion Criteria:

• Hong Kong resident aged 15 and above
• Cantonese speakers

Exclusion Criteria:

• Unable to provide a consent
• Speak language other than Cantonese

Study Plan

How is the study designed?

Number of groups / cohorts

3

Cohorts and Interventions

Group / Cohort	Intervention / Treatment
Current smokers; Individuals who, at the time of the survey, smoke any forms of tobacco product either daily or occasionally.	Other: No intervention; No intervention
Ex-smokers; Individuals who were formerly smokers but, at the time of the survey, do not smoke at all.	Other: No intervention; No intervention
Never Smokers; Individuals who, at the time of the survey, have never smoked at all.	Other: No intervention; No intervention

What is the study measuring?

Primary Outcome Measures

Outcome Measure	Measure Description	Time Frame
Attitudes toward tobacco control policies	Topic includes cigarette consumption and dependence, heat-not-burn tobacco products, e-cigarettes, waterpipe tobaccos, years of abstinence, intention to quit, influence of COVID-19 on smoking behaviour, tobacco endgame, second-hand smoke exposure, pictorial health warning, smoke-free areas, tobacco tax increase, peer influence on smoking, and current use and acceptance of phone-based intervention.	Finish all telephone interviews by Sep 2021

Collaborators and Investigators

• Sponsor: The University of Hong Kong

Study record dates

Study Major Dates

• Study Start (Actual): March 12, 2021
• Primary Completion (Actual): July 19, 2021
• Study Completion (Actual): September 19, 2021

Study Registration Dates

• First Submitted: May 17, 2021
• First Submitted That Met QC Criteria: May 17, 2021
• First Posted (Actual): May 18, 2021

Study Record Updates

• Last Update Posted (Actual): June 22, 2022
• Last Update Submitted That Met QC Criteria: June 20, 2022
• Last Verified: June 1, 2022

More Information

Terms related to this study

• Keywords: Smoking; Tobacco Control Policy; Tobacco Control Measures
• Other Study ID Numbers: 2020 Policy Survey

Drug and device information, study documents

• Studies a U.S. FDA-regulated drug product: No
• Studies a U.S. FDA-regulated device product: No