studies show EIB prevalence from 10.50%-22.90%
Nturibi EM, Mecha JO, Kamau EW 2018: Epidemiology and Risk Factors for Asthma in Kenya. Journal of Kenya Association of Physicians (1) 2
According to the International Study of Asthma and Allergies in Childhood (ISAAC): 11,3% in 2007
Reference: Foliaki, S. et al. 2007. Prevalence of Symptoms of Childhood Asthma, Allergic Rhinoconjunctivitis and Eczema in the Pacific: The International Study of Asthma and Allergies in Childhood (ISAAC). Allergy, 62 (3): 259-64.
I serached ssb to find the rate of astma in Trondheim. It was not possible to find regional figures, so I attempted to use the national statistics. I found a table with different classifications of age, but the numbers where confusing.
Then an article popped up saying that one fifth to one fourth child in norway suffer from astma or similar problems, i.e 20-25%.
Childhood asthma apparently continues to increase in Oslo, having affected every fifth 10‐year‐old child.
According to statistics provided by the charity Asthma UK (2019):
According to NHS England (https://www.england.nhs.uk/childhood-asthma/):