Fig. 2From: Upper respiratory tract microbiota is associated with small airway function and asthma severitySupervised PLS-DA plots with confidence ellipse, arrows point to the outcome category of each subject, including mild asthma and severe asthma as a subgroup. A MEF25 pred% group with a subgroup of asthma status. B MEF50 pred% group with a subgroup of asthma statusBack to article page