Figure 3From: Using fractional exhaled nitric oxide (FeNO) to diagnose steroid-responsive disease and guide asthma management in routine careChange in ICS adherence in the year following initial FeNO measurement, split by FeNO category. Legend: n = 226: Patients from OPCRD who were prescribed ICS in the year prior to and post the 1st FeNO reading and in whom a specific FeNO value was recorded at time of first measurement.Back to article page