Fig. 6
From: Analysis of influencing factors and a predictive model of small airway dysfunction in adults
Effects of daily smoking, smoking duration, and smoking cessation on Small Airway function Each Point represents an OR. The horizontal lines indicate 95% CIs. The x-axis was based on log scale. ORs are adjusted for age, dust exposure history, family history, smoking, pet ownership, O3(ug/m3), history of chronic bronchitis, history of emphysema and history of asthma. OR:odds ratio. O3: ozone