From: Dysregulation of the endothelial nitric oxide pathway is associated with airway inflammation in COPD
Stable COPD | Exacerbated COPD | ||
---|---|---|---|
Onset | Recovery | ||
Total inflammatory cell count, 104/g sputum | 193 (46–773) | 202 (61–353) | 157 (111–247) |
Neutrophils, % | 94 (84–95) | 85 (70–94) | 82 (60–92) |
Neutrophils, 104/g sputum | 182 (42–657) | 196 (52–273) | 107 (66–228) |
Macrophages, % | 5.3 (2.3–12) | 9.0 (3.9–298) | 8.0 (5.8–18) |
Macrophages, 104/g sputum | 9.4 (4.7–66) | 12 (6.2–46) | 13 (6.4–17) |
Eosinophils, % | 1.5 (0–3.6) | 0.8 (0.2–4.6) | 0.1 (0–0.5) |
Eosinophils, 104/g sputum | 2.9 (0–11.8) | 1.1 (0.1–3.5) | 0.1 (0–3.2) |
Lymphocytes, % | 0.3 (0–0.8) | 0.2 (0–0.7) | 0.1 (0–0.8) |
Lymphocytes, 104/g sputum | 0.2 (0–2.2) | 0.1 (0–1.1) | 0.1 (0–0.2) |