TABLE 1.
Demographic characteristics of children with RSV LTRI in 2020–2021 compared with those of children with RSV LRTI in the 2015–2017 seasons
| 2020/2021 | 2014/2017 | P value | |
|---|---|---|---|
| Total case number | 80 | 48 | |
| Male | 47 (58.7%) | 37 (77.1%) | 0.030 |
| Age (months, mean ± SD) | 24.7 ± 15.5 | 13.2 ± 8.9 | <0.001 |
| Age ≤24 months | 39 | 41 | <0.001 |
| Age >24 months | 41 | 7 | |
| Diagnosis | <0.001 | ||
| Acute bronchiolitis/bronchitis | 30 (37.5%) | 48 (100%) | |
| Bronchopneumonia | 23 (28.6%) | 0 (0.0%) | |
| Viral pneumonia | 27 (33.8%) | 0 (0.0%) | |
| Clinical manifestations | |||
| Duration of fever (day) | 2.7 ± 2.6 | 3.5 ± 2.8 | 0.095 |
| Hospitalization duration (day) | 5.4 ± 2.1 | 5.6 ± 2.1 | 0.642 |
| Oxygen demand | 29 (36.3%) | 35 (72.9%) | <0.001 |
| Systemic steroid use | 24 (30%) | 6 (12.5%) | 0.025 |
| Bronchodilator use | 53 (66.3%) | 23 (47.9%) | 0.062 |
| Intensive care | 12 (15.2%) | 5 (10.4%) | 0.444 |
| Laboratory findings | |||
| White cell count (× 104/ul) | 9763.3 ± 4266.5 | 10324.2 ± 3379.6 | 0.389 |
| N/L ratio | 1.9 ± 2.0 | 1.0 ± 0.9 | 0.007 |
| CRP (mg/dl) | 1.1 ± 1.7 | 1.2 ± 2.4 | 0.945 |
Abbreviations: CRP, C‐reactive protein; N/L ratio, neutrophil/lymphocyte count ratio; RSV, respiratory syncytial virus.