Table 3
Bronchial biopsy subepithelial cell counts per mm2
| Normal (n = 9) | Idiopathic cough (n = 10) | Explained cough (n = 13) | |
|---|---|---|---|
| Data are expressed as median (range). | |||
| *p<0.05 (Kruskal-Wallis test). | |||
| CD3 (T cells) | 38 (8–69) | 22 (6–105) | 57 (19–125) |
| CD4 | 12 (0–51) | 27 (4–119) | 33 (12–95) |
| CD8 | 16 (0–33) | 9 (1–27) | 17 (0–73) |
| IFNγ | 4.6 (0–10.7) | 0 (0–7.1)* | 3.7 (0–10.7) |
| IL-5 | 5 (0–15) | 3 (0–17) | 7 (0–21) |
| IL-4 | 1.9 (0–13.6) | 0.3 (0–7.4) | 5.3 (0–11.4)* |
| Eosinophils (EG2) | 1 (0–12) | 2 (0–29) | 11 (0–58)* |
| Eosinophils (MBP) | 5 (0–19) | 7 (2–24) | 16 (3–90)* |
| Mast cells | 15 (7–50) | 19 (6–60) | 26 (15–72) |
| Neutrophils | 14 (0–50) | 24 (7–45) | 15 (4–64) |
| Macrophages | 8 (0–36) | 5 (0–18) | 11 (0–28) |
| NK cells (CD56) | 5.3 (0–15.6) | 0.3 (0–4.8)* | 2.4 (0–13.8) |
| Leucocytes (CD45) | 53 (6–127) | 40 (19–90) | 56 (18–168) |
