Very Brief Smoking Reduction Intervention

NCT ID: NCT02370147

Last Updated: 2015-02-24

Basic Information

• Recruitment Status: UNKNOWN
• Clinical Phase: NA
• Total Enrollment: 500 participants
• Study Classification: INTERVENTIONAL
• Study Start Date: 2015-03-31
• Study Completion Date: 2017-06-30

Brief Summary

A two-arm randomized controlled trial for smokers who are not intent to quit smoking will be proposed in outpatient department clinics of People's Liberation Army General Hospital in Beijing, China. Smoking reduction intervention arm (SRI) consisting of a very brief face-to-face individual smoking reduction intervention lasted about one minute, and five follow-up interventions lasted for about minute each. Control arm (EDA) consisting of a very brief face-to-face individual exercise and dietetic advices lasted for the same intervention time as SRI, and also five follow-up interventions lasted for one minute each with different intervention contents.

Conditions

Smoking Cessation

Study Design

• Allocation Method: RANDOMIZED
• Intervention Model: PARALLEL
• Primary Study Purpose: HEALTH_SERVICES_RESEARCH
• Blinding Strategy: SINGLE

Study Groups

Smoking reduction intervention arm

Smoking reduction intervention arm (SRI) consisting of a minimal face-to-face individual smoking reduction intervention lasted for about one minute, and five follow-up interventions lasted for about one minute each.

Group Type: EXPERIMENTAL

Smoking reduction intervention

Intervention Type: BEHAVIORAL

Smokers was informed that many harmful effects were proved to be related with smoking, such as cancer, coronary heart disease, respiratory disease and many other health problems, and one out of two smokers will be killed by smoking. Smokers will be advised to reduce smoking consumption for at least half of their total consumption in the next month. Finally, all smokers were warned to keep in mind that the current attempt to reduce smoking is an intermediate step before the complete cessation.

Control arm

Control arm (UC) consisting of a brief face-to-face individual exercise and dietetic advices lasted for the same intervention time as SRI, and five follow-up interventions lasted for about one minute each with different intervention contents.

Group Type: ACTIVE_COMPARATOR

Exercise and diet advice control

Intervention Type: BEHAVIORAL

Smokers will be asked to do regular activities for three or four times per week, and to have a healthy and balanced diet, having more fruit and vegetables which are rich in vitamins, high in nutrition yet low in calories. In the whole process, advises will not refer to smoking cessation or smoking reduction.

Interventions

Smoking reduction intervention

Smokers was informed that many harmful effects were proved to be related with smoking, such as cancer, coronary heart disease, respiratory disease and many other health problems, and one out of two smokers will be killed by smoking. Smokers will be advised to reduce smoking consumption for at least half of their total consumption in the next month. Finally, all smokers were warned to keep in mind that the current attempt to reduce smoking is an intermediate step before the complete cessation.

Intervention Type: BEHAVIORAL

Exercise and diet advice control

Smokers will be asked to do regular activities for three or four times per week, and to have a healthy and balanced diet, having more fruit and vegetables which are rich in vitamins, high in nutrition yet low in calories. In the whole process, advises will not refer to smoking cessation or smoking reduction.

Intervention Type: BEHAVIORAL

Eligibility Criteria

Inclusion Criteria

1. Aged ≥18 years old;

2. Smoked more than 10 cigarettes per day in the past month.

3. Have no intent to smoking cessation now.

4. Agreed to participate in the follow-up, offer telephone number and signed an informed consent form.

Exclusion Criteria

1. Smoked less than 10 cigarettes per day in the past month.

2. Had some diseases that let the physician think that it would be unethical not to advise him to quit smoking as soon as possible.

3. Cognitively impaired (such as those with deafness or who could not understand and complete the questionnaire reliably).

4. Pregnant females.

• Minimum Eligible Age: 18 Years
• Maximum Eligible Age: 70 Years
• Eligible Sex: ALL
• Accepts Healthy Volunteers: Yes

Sponsors

Chinese PLA General Hospital

OTHER

Sponsor Role: lead

Responsible Party

Yao He

Institute of Geriatrics

Responsibility Role: PRINCIPAL_INVESTIGATOR

References

Wu L, He Y, Jiang B, Zhang D, Tian H, Zuo F, Lam TH, Cheung YT. The effect of a very brief smoking-reduction intervention in smokers who have no intention to quit: study protocol for a randomized controlled trial. BMC Public Health. 2015 Apr 25;15:418. doi: 10.1186/s12889-015-1749-7.

Reference Type: DERIVED

PMID: 25944023 (View on PubMed)

Other Identifiers

ChinaPLAGHW

Identifier Type: -

Identifier Source: org_study_id