Smartphone App and CO Self-monitoring for Smoking Cessation

Support by Smartphone App and Carbon Monoxide Self-monitoring for Smoking Cessation: a Randomised Controlled Trial Nested Into the Swiss HIV Cohort Study

This randomized controlled trial is going to evaluate whether an intervention consisting of a smartphone application to assist smokers living with HIV to quit in combination with CO self-monitoring compared to stop smoking counselling by physicians during usual care results in higher self-reported and biochemically verified smoking cessation rates at 6 months.

.

Inclusion Criteria:

HIV-infected smokers ≥ 16 years and smoking ≥ 3 cigarettes /day enrolled into the Swiss HIV Cohort Study Willingness to quit smoking Speaking one or more of offical Swiss national languages or English Users of smartphone (specifically iPhone 5, 5c, 5s, 6, 6+ running iOS Version 8.0+; smartphones with resolution of at least 800x400 pixels running, Android Version 5.0+, and Android smartwatches) Informed consent

Exclusion Criteria:

Limitations in hearing, comprehension or vision problems that preclude full study participation Participants with a life expectancy of less than 12 months due to any serious medical condition