Median epithelial integrity % | 80 (IQR: 0–100) | 45 (IQR: 15–100) [31] |
62 (IQR: 30–85) [48] |
Epithelial thickness | No data | No data |
Tight junction | No data | No data |
Reticular basement membrane thickness | 2.7 (2.0–3.8) μm [31] | 4.1 (2.5–5.3) μm [31] |
4.2 (3.3–4.9) μm [34] | 6 (4.5–9.5) μm [34] |
4.68±1.24 μm [49] | 7.2 (IQR: 4.9–8.2) μm [40] |
2.6 (IQR: 2.4–3.5) μm [50] | 5.21±1.10 μm [49] |
4.4 (3.2–6.3) μm [51] | 6.4 (IQR: 5.7–7.8) μm [50] |
>6 years old: 6.8 (IQR: 6–8.4) μm [48], or 8.2 (5.4–11.1) μm [51] |
<6 years old: 4.1 (2.5–5.3) μm |
No significant difference between severe asthmatic children with or without a persistent obstructive pattern (median (IQR) 6.7 (5.7–9.6) μm and 7.6 (6.1–8.7) μm, respectively) [18] |