Table 2. Main characteristics, symptoms, and signs exhibited by younger children (age≤2 years) and older children and adolescents (age≥3 years) evaluated.
| Characteristic |
|
|
p-value |
|---|---|---|---|
| Boys | 60.3 | 54.4 | 0.32 |
| Hospitalization | 31.0 | 7.0 | 0.001 |
| ICU | 17.2 | 3.5 | 0.02 |
| Comorbidity | 20.7 | 31.6 | 0.23 |
| Fever | 81.0 | 56.1 | 0.004 |
| Nasal discharge | 72.4 | 42.1 | 0.001 |
| Cough | 63.8 | 38.6 | 0.006 |
| Inappetence | 36.2 | 7.0 | 0.001 |
| Nausea/vomiting | 25.9 | 8.8 | 0.02 |
| Diarrhea | 24.1 | 1.8 | 0.001 |
| Respiratory distress | 20.7 | 7.0 | 0.03 |
| Dyspnea | 19.0 | 8.8 | 0.09 |
| Irritability | 17.2 | 3.5 | 0.02 |
| Oropharynx hyperemia | 13.8 | 26.3 | 0.07 |
| Drowsiness | 10.3 | 1.8 | 0.06 |
| Skin lesions | 6.9 | 1.8 | 0.19 |
| Hepatomegaly | 5.2 | 0.0 | 0.13 |
| SpO2<93% | 5.2 | 3.5 | 0.52 |
| Enlarged lymph nodes | 3.4 | 3.5 | 0.68 |
| Abdominal pain | 3.4 | 14.0 | 0.04 |
| Wheezing | 3.4 | 1.8 | 0.51 |
| Sore throat | 1.7 | 17.5 | 0.004 |
| Myalgia | 1.7 | 17.5 | 0.004 |
| Headache | 1.7 | 38.6 | 0.001 |
| Anosmia | 0.0 | 10.5 | 0.01 |
| Ageusia | 0.0 | 5.3 | 0.12 |
ICU: Intensive Care Unit.