The course of asthma: A population-based 10-year study examining asthma remission in children diagnosed with asthma in preschool.

Background: The natural course of asthma may differ depending on the age of onset.

Objective: To investigate predictors of asthma remission with a focus on the age of asthma onset.

Methods: The study was a retrospective birth cohort of children with asthma in Saskatchewan, Canada.