| COPD | HS | HNS | ANOVA | |
| IL-6 (pg/ml) | 116.8 (84.5) | 258.3 (214.1) | 80.87 (74.34) | p=0.0016 |
| sIL-6R (pg/ml) | 256.6 (260.9) | 98.84 (44.33) | 136.2 (90.31) | p=0.019 |
| CCL2 (pg/ml) | 26.7 (51.2) | 207.8 (104) | 162.4 (142.6) | p<0.0001 |
| CCL3 (pg/ml) | 182.1 (164) | 8.12 (6.83) | 58.75 (63.17) | p<0.0001 |
Data expressed as mean (SD)