Monthly Motivational Interview Counseling and Nicotine Replacement Therapy for Smoking Parents of Pediatric Patients:
Siyu Dai1,2, Michael Ho Ming Chan3, Richard Kin Ting Kam3
1Department of Pediatrics, Faculty of Medicine, The Chinese University of Hong Kong, Hong Kong, Hong Kong SAR, China.
Insights
A multi-component intervention significantly increased parental smoking reduction compared to advice alone. However, the intervention did not improve smoking cessation or reduce children's environmental tobacco smoke exposure at 6 months.
Area of Science:
- Pediatric Health
- Public Health
- Addiction Medicine
Background:
- Parental smoking is a primary source of secondhand smoke exposure for children.
- Environmental tobacco smoke (ETS) poses significant health risks to pediatric populations.
- Reducing parental smoking is crucial for child health and well-being.
Purpose of the Study:
- To evaluate a multi-component intervention for reducing parental smoking.
- To assess the impact of the intervention on children's ETS exposure.
- To compare intervention effectiveness against standard cessation advice in a clinical setting.
Main Methods:
- A 6-month, single-blinded randomized controlled trial (RCT) involving 210 parents of pediatric patients.
- Intervention group received motivational interviews, nicotine replacement therapy, and cessation referrals.
- Control group received simple verbal advice on smoking cessation.
- Primary outcomes included validated and self-reported smoking reduction rates at 6 months.
Main Results:
- The intervention group showed significantly higher rates of biochemically validated (27.1% vs. 10.0%) and self-reported (51.9% vs. 20.2%) smoking reduction.
- Parental self-reported smoking cessation was higher in the intervention group (10.5% vs. 1.0%).
- No significant differences were found in biochemically validated cessation or changes in children's ETS exposure.
Conclusions:
- A combined approach of counseling and nicotine replacement therapy effectively reduces parental smoking.
- The intervention's ability to achieve sustained smoking cessation or reduce children's ETS exposure requires further investigation.
- Creating a smoke-free environment for children remains a complex challenge.
Background:
Parental smoking is the dominant source of passive smoke exposure in the pediatric population. The current randomized controlled trial (RCT) study aimed to evaluate the effectiveness of a multi-component smoking reduction intervention in parental smoking reduction and children's environmental tobacco smoke exposure reduction in clinical settings.
Methods:
A single-blinded, 6-month randomized controlled trial recruited smoking parents (N = 210) of children who attended the pediatric wards or clinics at the Prince of Wales Hospital. Participants allocated to the intervention group (n = 105) received monthly motivational interviews on smoking reduction with emphasis on health hazards related to children's passive smoke exposure, 8-week nicotine replacement therapy, and referral to smoking cessation service if the parents preferred. The control group (n = 105) received simple verbal advice on smoking cessation. Primary outcomes were parental urine cotinine validated and self-reported ≥50% smoking reduction rates at 6 months.
Results:
Smoking parents in the intervention group had significantly more biochemically validated ≥50% smoking reduction than the control: 27.1 vs. 10.0% (OR = 3.34, 95% CI: 1.16-9.62, P = 0.02). The rate of self-reported ≥50% smoking reduction was also significantly higher in the intervention group than the control: 51.9 vs. 20.2% (OR = 4.40, 95% CI: 2.38-8.12, P < 0.001). For secondary outcomes, the rate of parental self-reported smoking cessation was higher in the intervention arm: 10.5 vs. 1.0% (OR = 12.17, 95% CI: 1.54-96.07, P < 0.001), however, no differences were detected in biochemically validated cessation and changes in children's passive smoke exposure between the groups.
Conclusion:
Monthly smoking reduction counseling together with nicotine replacement therapy is more effective than simple verbal cessation advice in the smoking reduction for parents of pediatric patients. However, this study did not demonstrate differences in smoking cessation or reduction in children's passive smoke exposure with a 6-month follow-up. Achievement of a smoke-free environment remains challenging.
Trial Registration:
Clinicaltrials.gov, identifier: NCT03879889.
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