The relationship between the serum levels of IL-18, IL-18 BP and clinical stage in the patients with PHC (mean ± SD).
| Clinical stage | n | IL-18 (pg/ml) | IL-18BP (μg/L) |
|---|---|---|---|
| I | 7 | 66.26 ± 20.36 | 10.32 ± 4.38 |
| II | 15 | 49.12 ± 13.42 | 14.52 ± 4.65 |
| III | 14 | 37.27 ± 14.65 | 23.24 ± 5.21 |
The differences among each group P < 0.05 or P < 0. 01.