Distribution showing the relative position of each individual in study according to the scores obtained by discriminant analysis (territorial map).

Analysis performed for individuals having complete information about Isc-CCH(IBMX/Fsk), FEE concentration in stools and sweat-Cl (n = 75): Classic CF (filled triangles, n = 47); Non-Classic CF (filled diamonds, n = 11); and non-CF (open circles, n = 17). Misclassified cases are marked with dotted circles. Grey squares represent the group centroids and grey lines the barriers between each group. * according to consensus criteria [7], [8], [10].