Table 2.

Baseline characteristics study population in the replication phase

	CAMP (n=172)	PASS (n=391)	GALA II (n=745)
Child characteristics
Age, range (yrs)	8.8 (5-13)#	11.1 (5-18)	12.1 (8-21)
Male gender, %	55.2	55.8	56.8
Asthma exacerbations in preceding 12 months / 6 months
Asthma-related ED visit/hospital admission*, %	13.4	75.4	42.4 (313/739)
Oral steroid use*, %	47.1	51.9	41.6 (310/745)
BTS treatment step
2, %	¶	7.7	41.1
3, %	-	33.0	43.6
4, %	-	58.8	15.3

^¶CAMP is Randomized Clinical Trial of mild-to moderate asthmatics. All children were on 200 μg of budesonide (ICS) plus SABA as needed.

^#Prospective trial; children were 5-13 years at the start of the trial.