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IL-4 concentrations in supernatants of PBMCs stimulated with SLA and median ratios of IFN-γ to IL-4 concentration after stimulation
| Study group | Median IL-4 level (95% CI) (pg/ml) | IFN-γ/IL-4 ratio |
|---|---|---|
| Recovered | 37.8 (0–91.7) | 133.1 |
| Active lesions | 22.8 (2.4–49.1) | 198.5 |
| Nonhealing | 146.9 (103.1–261.6)a | 0.2 |
| Healthy controls | 47.6 (0–56.6) | 0.0 |
P < 0.001 compared to each of the other three groups.
