TABLE 3.
Sputum viability (%) and differential cell counts in different subtypes of bronchitis
| Inflammatory subgroups of bronchitis | Viability |
Differential cell count*, 106/g (%) |
||||||
|---|---|---|---|---|---|---|---|---|
| Total cells | Neutrophils | Eosinophils* | Lymphocytes | Macrophages | Bronchial epithelial cells | |||
| EB (n=640) | Absolute value | 5.3 (5.5) | 2.7 (2.7) | 0.2 (0.5) | 0.1 (0.1) | 1.6 (2.1) | 0 (0) | |
| % | 62.5 (18.1) | 51.1 (23.9) | 4.7 (10.7) | 1.1 (1.4) | 35.3 (22.2) | 0.5 (1.3) | ||
| NB (n=921) | Absolute value | 34.4 (32.7) | 31.4 (31.8) | 0 (0.1) | 0.1 (2.7) | 2.8 (2.7) | 0 (0) | |
| % | 82 (16.3) | 88.4 (8.4) | 0 (0.3) | 0.5 (0.8) | 10.8 (8.1) | 0 (0.2) | ||
| EBNB (n=280) | Absolute value | 26.2 (21.3) | 22 (19.6) | 0.7 (0.9) | 0.2 (0.2) | 2.8 (2.5) | 0 (0.1) | |
| % | 78.5 (16.5) | 82.1 (8.3) | 3 (3.3) | 0.6 (0.7) | 12.3 (7.3) | 0.1 (0.5) | ||
| Trivial NB (n=614) | Absolute value | 6.7 (8.5) | 4.5 (3.9) | 0 (0) | 0.1 (0.6) | 2.1 (5.1) | 0 (0.1) | |
| % | 68.4 (18.1) | 75.8 | 0 (0.5) | 0.9 (1.9) | 22.6 (15.7) | 0.3 (0.9) | ||
| Normal cell counts (n=493) | Absolute value | 3.2 (2.3) | 1.2 (1.2) | 0 (0) | 0 (0.1) | 2 (1.5) | 0 (0.1) | |
| % | 62.7 (18.3) | 33.8 (18.7) | 0 (0.3) | 1 (1.3) | 63.6 (19) | 1 (2.7) | ||
Data for all cells (except eosinophils) presented as mean (SD).
*
Data for eosinophils are presented as median (interquartile range). EB Eosinophilic bronchitis; EBNB Combined eosinophilic and neutrophilic bronchitis; NB Neutrophilic bronchitis