Figures & data
Table 1 Questionnaire items on new-onset NIR, gas, fumes, and dust, smoking, and educational status
Figure 1 Flow chart of the study population and the subjects excluded.
![Figure 1 Flow chart of the study population and the subjects excluded.](/cms/asset/a300dcb5-54b2-4a52-b219-ee8fe5edbda9/dcop_a_115086_f0001_b.jpg)
Table 2 New-onset of NIR in relation to age, gender, BMI, atopy, COPD, and smoking
Figure 2 Odds ratios for new-onset NIR in relation to age, gender, BMI, COPD, smoking, and atopy.
Note: Never smoker was used as reference category among the smoking categories.
Abbreviations: BMI, body mass index; CI, confidence interval; COPD, chronic obstructive pulmonary disease; NIR, noninfectious rhinitis.
![Figure 2 Odds ratios for new-onset NIR in relation to age, gender, BMI, COPD, smoking, and atopy.Note: Never smoker was used as reference category among the smoking categories.Abbreviations: BMI, body mass index; CI, confidence interval; COPD, chronic obstructive pulmonary disease; NIR, noninfectious rhinitis.](/cms/asset/62235d3a-858b-4e50-958e-6b13d131eab9/dcop_a_115086_f0002_b.jpg)