The International Study of Asthma and Allergies in Childhood (ISAAC) Phase Three: A global synthesis

The International Study of Asthma and Allergies in Childhood (ISAAC) Phase Three: a global synthesis.

This ISAAC Phase Three synthesis provides summarised information on the main findings of the study, regional tables and figures related to the prevalence and severity of current symptoms of asthma, rhinoconjunctivitis and eczema in the main regions of the world. The large number of surveyed children (≈1,200,000), the large number of centres (233) and countries (98) that participated in ISAAC Ph...

Global variation in the prevalence and severity of asthma symptoms: phase three of the International Study of Asthma and Allergies in Childhood (ISAAC).

BACKGROUND Phase Three of the International Study of Asthma and Allergies in Childhood (ISAAC) measured the global prevalence and severity of asthma symptoms in children. METHODS A cross-sectional questionnaire survey of 798 685 children aged 13-14 years from 233 centres in 97 countries, and 388 811 children aged 6-7 years from 144 centres in 61 countries, was conducted between 2000 and 2003 ...

Epidemiology of asthma: ISAAC--International Study of Asthma and Allergies in Childhood.

Despite considerable research efforts, the aetiology of childhood asthma and allergic disease remains poorly understood. Moreover, there is evidence that atopic diseases are on the increase in western countries in recent decades. Epidemiology has the potential to add greatly to our understanding by elucidating risk factors for the development of disease. However, lack of standardisation in case...

Do fast foods cause asthma, rhinoconjunctivitis and eczema? Global findings from the International Study of Asthma and Allergies in Childhood (ISAAC) phase three.

BACKGROUND Certain foods may increase or decrease the risk of developing asthma, rhinoconjunctivitis and eczema. We explored the impact of the intake of types of food on these diseases in Phase Three of the International Study of Asthma and Allergies in Childhood. METHODS Written questionnaires on the symptom prevalence of asthma, rhinoconjunctivitis and eczema and types and frequency of food...

The International Study of Asthma and Allergies in Childhood (ISAAC): what have we learned?