Figure 2From: Bronchial hyperresponsiveness testing in athletes of the Swiss Paralympic team Comparison of EVH challenge to mannitol challenge. PD10 = provoking dose 10: cumulative dose in mg of Mannitol to cause a 10% fall in FEV1 (forced expiratory volume in one second); EVH = eucapnic voluntary hyperventilation; results of athletes with positive tests on both challenges are circled.Back to article page