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Table 4 Percentile and geometric mean values for bronchial provocation tests as well as maximum % fall for subjects with positive exercise challenges.

From: Comparison of mannitol and methacholine to predict exercise-induced bronchoconstriction and a clinical diagnosis of asthma

 

Percentiles

 
 

25th

50th

75th

Geomean (95% CI)

Mann + PD 15 (mg)

72

234

374

158 (129,193)

Mech + PC 20 (mg/ml)

0.84

2.98

6.53

2.12 (1.7,2.64)

Exc + % Fall

23.6%

15.5%

12.4%

19.1% (9.25)*

  1. *Mean (SD)