Table 2

Clinical classification based on GINA guidelines of all asthmatics, including those who returned a positive challenge

ADULTS
Mild
Moderate
Severe

n (Total)
191
151
36
n (with PD15)
80
107
35
GeoMean PD15 mg (95% CI)
186 (148, 233)
78* (58, 106)
56* (36, 98)

CHILDREN
Infrequent Episodic
Frequent Episodic
Persistent

n (Total)
24
19
66
n (with PD15)
18
14
54
GeoMean PD15 mg (95% CI)
113 (59, 217)
117 (73, 187)
67 (46, 99)

* p < 0.001 compared with mild

Brannan et al. Respiratory Research 2005 6:144   doi:10.1186/1465-9921-6-144

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