VAS | Median | 25e percentile | 75e percentile | |
---|---|---|---|---|
Baseline | Before treatment ozone and air | 5.0 | 3.0 | 7.0 |
After treatment ozone and air | 2.0 | 1.0 | 4.0 | |
V1 (3-months control) | Before treatment ozone and air | 4.0 | 2.0 | 6.0 |
After treatment ozone and air | 2.0 | 1.0 | 3.5 |