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Table 2 Percentage of patients with high FeNO (>25 ppb)

From: Are atopy and eosinophilic bronchial inflammation associated with relapsing forms of chronic rhinosinusitis with nasal polyps?

  Before FESS (n = 22/30)a 3 months (n = 26/30)a 27 ± 7 months (n = 26/30)a
All patients (N = 22) 54.5 % 31 % 54 %
Non-asthmatic 33 % 37.5 % 43 %
Non-atopic 42 % 37.5 % 36 %
Asthmatic 67 % 62.5 57 %
Atopic 58 % 62.5 64 %
  1. aTotal number of subjects who performed FeNO assessment at each time point.