Jonasson 2000.

Methods	RCT, parallel Concomitant treatment: terbutaline turbohaler as needed Exercise test: treadmill to achieve heart rate of 170‐180/min.
Participants	N= 28.22m,6 f. Mean age 9.7 years. All had EIB as defined by reduction in FEV1 of at least 10 % after exercise.
Interventions	In random order: budesonide turbohaler 100 mcg bid or placebo for 12 weeks.
Outcomes	Mean maximum fall in FEV1 after exercise , symptom score and use of rescue medications were measured.
Notes	Jadad score=2
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	Information not available