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. 2022 Feb 9;14(2):196–209. doi: 10.4168/aair.2022.14.2.196

Fig. 6. Correlation between mucus score and type 2 biomarkers. Mucus score positively correlated with FeNO in asthmatic patients and total IgE in ACO patients. However, there was no correlation between mucus score and type 2 biomarkers in COPD patients.

Fig. 6

ACO, asthma-chronic obstructive pulmonary disease overlap; COPD, chronic obstructive pulmonary disease; FeNO, fractional exhaled nitric oxide.