High-resolution CT (HRCT) parenchymal and vascular analysis at initial7 and follow-up assessment
| Initial | Follow-up | ||
|---|---|---|---|
| HRCT pattern | Extent/severity | Extent/severity | p Value |
| Reticular pattern | 5.4 (0.0–17.5) | 5.8 (0–17.5) | 0.1987 |
| Ground glass opacification score | 0 (0–3) | 0 (0–3) | 0.3458 |
| Decreased attenuation | 1.3 (0.0–16.7) | 1.3 (0.0–16.7) | 0.9793 |
| Consolidation | 0.0 (0.0–4.2) | 0.0 (0.0–1.7) | 0.5000 |
| Lobar volume loss | 1 (0–7) | 1 (0–7) | 1.0000 |
| Linear bands | 1 (0–5) | 1.5 (0–6) | 0.0961 |
| Subpleural curvilinear lines | 0 (0–2) | 0 (0–2) | 0.0890 |
| A/B ratio | 1.26 (0.90–1.70) | 1.50 (1.05–2.50) | 0.0347 |
| CSA<5 mm% | 0.26 (0.14–0.52) | 0.54 (0.22–1.10) | <0.0001 |
Data are presented as median (range).