Research Article
Clinical Epidemiological Characteristics and Risk Factors for Severe Bronchiolitis Caused by Respiratory Syncytial Virus in Vietnamese Children
Table 3
The severity of acute bronchiolitis categorized by age.
| | Age (month) | Number of patients | Severe acute bronchiolitis, (%) | Mild-moderate acute bronchiolitis, (%) | value |
| | ≤6 | 217 | 39 (18) | 178 (82) | <0.01 | | 6-11 | 84 | 6 (7.1) | 78 (92.9) | | 12-17 | 52 | 2 (3.8) | 50 (96.2) | | 18-24 | 24 | 0 (0) | 24 (100) |
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