Table 1.
Demographic and clinical characteristics of children with quantitative RT-PCR-confirmed SARS-CoV-2 infection
| Patients (n=11 613) | |
|---|---|
| Age, years | |
| Median (IQR) | 5·1 (1·0–14·3) |
| Mean (SD) | 7·5 (6·9) |
| <2 | 4051 (34·9%) |
| 2–11 | 3973 (34·2%) |
| 12–19 | 3589 (30·9%) |
| Sex | |
| Male | 6032/11 600 (52·0%) |
| Female | 5568/11 600 (48·0%) |
| Macroregion | |
| Southeast | 4065/11 613 (35·0%) |
| South | 963/11 613 (8·3%) |
| Central-West | 1356/11 613 (11·7%) |
| Northeast | 3388/11 613 (29·2%) |
| North | 1841/11 613 (15·9%) |
| Ethnicity | |
| White | 3191/9181 (34·8%) |
| Black or Brown | 5784/9181 (63·0%) |
| Asian | 79/9181 (0·9%) |
| Indigenous | 127/9181 (1·4%) |
| Signs and symptoms at presentation | |
| Fever | 7604/10 212 (74·5%) |
| Cough | 6673/9905 (67·4%) |
| Respiratory distress | 5056/9296 (54·4%) |
| Oxygen saturation <95% | 3685/8967 (41·1%) |
| Dyspnoea | 5527/9601 (57·6%) |
| Odynophagia | 2038/8512 (23·9%) |
| Anosmia | 336/4601 (7·3%) |
| Ageusia | 316/4600 (6·9%) |
| Diarrhoea | 1800/8619 (20·9%) |
| Vomiting | 1983/8651 (22·9%) |
| Abdominal pain | 668/4767 (14·0%) |
| Number of comorbidities | |
| 0 | 8352/11 613 (71·9%) |
| 1 | 2780/11 613 (23·9%) |
| 2 | 403/11 613 (3·5%) |
| ≥3 | 78/11 613 (0·7%) |
| Type of comorbidity | |
| Asthma | 867/11 613 (7·5%) |
| Pulmonary disease | 240/11 613 (2·1%) |
| Neurological disorder | 706/11 613 (6·1%) |
| Malignancy | 581/11 613 (5·0%) |
| Heart disease | 379/11 613 (3·3%) |
| Haematological disease | 269/11 613 (2·3%) |
| Kidney disease | 173/11 613 (1·5%) |
| Diabetes | 210/11 613 (1·8%) |
| Obesity | 162/11 613 (1·4%) |
| Syndrome or chromosomal aberration | 219/11 613 (1·9%) |
Data are n/N (%) of those with available data. For comorbidities, we assumed missing data to indicate the absence of the given clinical condition.