Henriksen 1985.

Methods	Setting: Denmark, paediatric outpatient clinic Randomisation: yes, method not stated Allocation concealment: unclear Design: crossover, 2 week washout Intervention period: 3 weeks Masking: double blind Excluded: not stated Withdrawals: numbers given but reasons not stated Baseline characteristics: no demographic data presented Jadad score=2
Participants	16 children Age range: 8 to 15 years Inclusion criteria: Children with perennial asthma who demonstrated 20% or greater decrease in FEV1 following exercise challenge Exclusion criteria: Treatment with corticosteroids of any sort in previous 3 months
Interventions	BUD: 200mcg 1 pf 2xdaily (400 mcg/d) Placebo: 1 pf 2xdaily Delivery device: MDI+spacer
Outcomes	FEV1 (% predicted) Fall in FEV1 post exercise challenge as percentage of pre‐exercise baseline value 24 hour urinary free cortisol excretion Incidence of hoarseness
Notes	No reply from author to clarify details of randomisation method.
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Unclear risk	B ‐ Unclear