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Table 3 FeNO before and after treatment in the studied patients with steroid responsive and non-responsive cough

From: Assessment of the role of fractional exhaled nitric oxide as a predictor of airway eosinophilia and corticosteroid responsiveness in patients with chronic cough

  FeNO level (ppb) before treatment FeNO level (ppb) after treatment p
Steroid responsive cough 48.33 ± 11.57 20.16 ± 12.45 0.018
Steroid non-responsive cough 20.16 ± 12.45 19.8 ± 12.36 0.13