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Table 1 Intra-assay and intra-individual reproducibility of NOx analysis in EBC

From: Analysis of nitrogen oxides (NOx) in the exhaled breath condensate (EBC) of subjects with asthma as a complement to exhaled nitric oxide (FeNO) measurements: a cross-sectional study

  ICC1 CV2 Coef of Repeatability3 Bias3
Intra-assay 0.98 4.9% (4.7) 0.28 1.0 μM
Intra-individual 0.58 21.8% (14.3) 1.9 1.8 μM
  1. 1 Intraclass correlation coefficient
  2. 2 Coefficient of variation: mean (SD)
  3. 3 Bland and Altman test