Categorical interferon (IFN)-β/α activity ratio by European League Against Rheumatism (EULAR) response criteria in the validation set
| IFN-β/α ratio | EULAR response category | ||
|---|---|---|---|
| Good | Moderate | Non | |
| <1.3 | 2 | 9 | 20 |
| >1.3 | 13 | 18 | 17 |
| No IFN detected | 3 | 3 | 7 |
Numbers indicate the number of subjects in each IFN-β/α activity ratio and EULAR response category.