About this trial
According to the definition provided by the GINA guidelines, asthma is characterized by a variable and reversible limitation of expiratory airflow and by the following symptoms: wheezing, dyspnoea, thoracic constriction and/or cough. The type and the severity of airflow limitation can vary over time (1) depending on external agents, such as physical exercise, polluting agents, climate changes and viral infections. The therapy is mainly based on the use of inhaled corticosteroids and bronchodilators. Patients affected by severe asthma (\~ 10% of total prevalence of asthma and at high risk of exacerbations and/or hospitalization) may not control their symptoms, even if exposed to maximal doses of inhalation therapy.The behavioural sciences can potentially help to find the psychological factors behind scarce adherence and to develop strategies with the aim of improving the interactive processes between patients, medical doctors and health care professionals
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Asthma diagnosis according to GINA / ATS guidelines.
Age ≥18 years
Disqualifiers
None
Trial design
Parallel
Treatments tested in this trial
multidisciplinary lessons
Behavioralthe multidisciplinary lessons will be conducted by study staff, formed by pneumologist, nurse, biologist and respiratory therapist once a week within 1 month after randomization. Study staff will deal with the following topics: asthma physiopathology, recognition of asthma symptoms and exacerbation, educational interventions on therapy and device, nutritional counselling if necessary. Patients will receive a paper diary for symptoms and an expiratory pick flow meter (PFM) to be done twice a day
Treatment groups
Trial outcomes
Primary outcomes
number of exacerbations
number of exacerbations in a period of 12 months in asthmatic subjects belonging to experimental group compared to controls.
ER accesses
ER accesses in a period of 12 months in asthmatic subjects belonging to experimental group compared to controls.
number of asthma related hospitalizations
number of asthma related hospitalizations in a period of 12 months in asthmatic subjects belonging to experimental group compared to controls.
Secondary outcomes
Asthma control test ACT (0-25)
evaluating asthma symptoms control in Asthma School Group (ASG) compared to Control Group (CG).
Asthma control questionnaire ACQ (0-6)
evaluating asthma symptoms control in Asthma School Group (ASG) compared to Control Group (CG).
St. George Respiratory questionnaire SGRQ (0-100)
assessing quality of life in Asthma School Group (ASG) compared to Control Group (CG).
airways and systemic inflammation
differential cell count in sputum and blood in Asthma School Group (ASG) compared to Control Group (CG). Sputum inflammatio: number eosinophills \>3%, sistemic inflammation: eosiniphils cell count \>250 cell/ul
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