CCL27 and microtia: The last regression (#7) shows that the best discrimination of MA patients versus controls was obtained using CIRS (inversely) and CTACK + CCL11 + IL-1α (positively) as predictors (χ2 = 92.793, df = 2, p < 0.001, correctly classified cases: 93.1%, Nagelkerke = 0.672).