Figure 6. Forest plot of sensitivity and specificity: Methacholine challenge vs. ECT in studies in which less than 50 percent of patients had asthma (PC20 MCH less than 8mg/ml; FEV1 fall index 10 percent or more for ECT).

Figure 6Forest plot of sensitivity and specificity: Methacholine challenge vs. ECT in studies in which less than 50 percent of patients had asthma (PC20 MCH less than 8mg/ml; FEV1 fall index 10 percent or more for ECT)

From: 3, Results

Cover of Exercise-Induced Bronchoconstriction and Asthma
Exercise-Induced Bronchoconstriction and Asthma.
Evidence Reports/Technology Assessments, No. 189.
Dryden DM, Spooner CH, Stickland MK, et al.
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