Figure 4From: Acquired defects in CFTR-dependent β-adrenergic sweat secretion in chronic obstructive pulmonary diseaseRelationship between sweat chloride and β-adrenergic sweat rate. Sweat chloride (x-axis) and β-adrenergic sweat rate (y-axis) are plotted for each individual subject (A) and by disease group (B). Regression line shown in (B) was statistically significant (R2 = 0.933, P < 0.05).Back to article page