Smartphone App for Asthma Self-care: Assessment of Outcomes (Asthma Progession and Costs)

Inclusion Criteria

• •aged between 3 and 18 years;
• •who had access to the smartphone app;
• •with asthma treatment steps 2-4, requiring regular treatment with controller medication (for at least 6 months over the past year) according to the GINA guidelines;
• •who had at least two clinic or emergency department visits related to asthma in the previous year.