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Table 4 Adjusted linear regression models with FENO as the dependent variable

From: Factors affecting exhaled nitric oxide measurements: the effect of sex

Sample Variables Anti-log B-coefficient p-value R-square
All Study Members Intercept 15.9 <0.0001 0.331
  Sex 0.69 <0.0001  
  Current Smoking – smoked on the testing day 0.45 <0.0001  
  Current Smoking – not smoked on the testing day 0.80 0.0014  
  Current Asthma 1.26 <0.0001  
  Atopy 1.41 <0.0001  
  Sex*Current Smoking – smoked on the testing day 1.32 0.0025  
  Sex*Current Smoking – not smoked on the testing day 1.10 0.3970  
Males Intercept 15.60 <0.0001 0.343
  Current Smoking – smoked on the testing day 0.45 <0.0001  
  Current Smoking – not smoked on the testing day 0.81 0.0021  
  Current Asthma 1.25 0.0025  
  Atopy 1.45 <0.0001  
Females Intercept 11.31 <0.0001 0.276
  Current Smoking – smoked on the testing day 0.57 <0.0001  
  Current Smoking – not smoked on the testing day 0.77 0.0022  
  Current Asthma 1.09 0.3460  
  Atopy 1.37 <0.0001  
  Current Asthma*Current Smoking – smoked on the testing day 1.13 0.4722  
  Current Asthma*Current Smoking – not smoked on the testing day 2.31 <0.0001