Harish 2001.

Methods	STUDY DESIGN: Parallel group randomised controlled trial LOCATION, NUMBER OF CENTRES: Paediatric ED at urban hospital USA DURATION OF STUDY: 24 months Outcome assessors blinded to treatment group allocation
Participants	N SCREENED: 300 N RANDOMISED: 298 (NB 129 analysed). N COMPLETED: 129 M= Not reported F= Not reported MEAN AGE: Not reported BASELINE DETAILS: Not reported INCLUSION CRITERIA: 2 to 17 years; ED attendance with acute asthma EXCLUSION CRITERIA: Not reported
Interventions	EDUCATION GROUP: 3 x 1 hour visits 2 weeks apart, including a review of treatment regimens, inhaler technique, use of PEF meter, skin‐prick test and provision of allergen control measures; encouragement to telephone specialist centre for advice regarding symptoms. Education delivered by nurses. Setting: Outpatient clinic CONTROL GROUP: Usual care TREATMENT PERIOD: 6 weeks FOLLOW‐UP PERIOD: 12 months and 24 months
Outcomes	ED visits; hospitalisations
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Adequate sequence generation?	High risk	Date of birth
Allocation concealment?	High risk	Date of birth; even date of birth ‐ intervention; odd date of birth ‐ control
Incomplete outcome data addressed? All outcomes	Unclear risk	Available case