Table 2

 Results of the methacholine test for the female athletes (n  =  8)

SportPC20 (mg/ml)PD20 (IU)
PC20, Concentration of methacholine that produces a fall of 20% in forced expiratory volume in one second; PD20, accumulated dose that produces a fall of 20% in forced expiratory volume in one second.
Swimming0.020.08
Swimming0.010.06
Swimming0.080.43
Canoeing3.9328.23
Rowing6.5454.33
CanoeingNegative
RowingNegative
CanoeingNegative