Curricular intervention increases adolescents' knowledge about asthma: a randomized trial.

Objectives: To evaluate the impact of a curricular intervention concerning the knowledge about asthma among adolescents from a public school.

Methods: This was a randomized, controlled trial study on a curricular intervention in asthma, carried out with asthmatic and non-asthmatic adolescents. The study participants were divided into a curricular intervention group for asthma (IG), and a control group with traditional curriculum (CG).