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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)