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Chest CT score distribution of children in 2021 and 2020 by the first-time examination
| CT score | 2021 (63 patients) | 2020 (23 patients) | ||
|---|---|---|---|---|
| n | (%) | n | (%) | |
| 0 (normal) | 29 | 46.0 | 9 | 39.1 |
| 1–2 (mild) | 25 | 39.7 | 6 | 26.1 |
| 3–5 (mild) | 8 | 12.7 | 5 | 21.7 |
| 6–10 (moderate) | 1 | 1.6 | 2 | 8.6 |
| 11–20 (severe) | 0 | 0 | 1 | 4.3 |
