Fig. 2From: Raised sputum extracellular DNA confers lung function impairment and poor symptom control in an exacerbation-susceptible phenotype of neutrophilic asthmaSpearman’s correlations between e-DNA concentrations and absolute sputum cell counts × 106/ml (A, C and E), or sputum cell counts in percentage of sputum non-squamous cells (B, D and F) and with the fractional exhaled nitric oxide (FeNO) (parts per billion, ppb), (G)Back to article page