Table 1.
Demographics and presenting symptoms of children with multisystem inflammatory syndrome in children (MIS-C) and coronavirus disease 2019 (COVID-19)
| MIS-C (n=11) | COVID-19 (n=16) | P-value | |
|---|---|---|---|
| Gender | >0.99 | ||
| Male, n (%) | 7 (64%) | 10 (63%) | |
| Female, n (%) | 4 (36%) | 6 (38%) | |
| Age in years, mean (SD) | 9.0 (3.5) | 13.5 (5.2) | 0.02 |
| Constitutional symptoms | |||
| Fever, n (%) | 11 (100%) | 14 (88%) | 0.50 |
| Headache, n (%) | 4 (36%) | 3 (19%) | 0.39 |
| Sore throat, n (%) | 0 (0%) | 3 (19%) | 0.25 |
| Myalgia, n (%) | 2 (18%) | 2 (13%) | >0.99 |
| Respiratory symptoms (any) | 3 (27%) | 14 (88%) | <0.01 |
| Cough, n (%) | 3 (27%) | 13 (81%) | 0.02 |
| Dyspnea, n (%) | 0 (0%) | 6 (38%) | 0.05 |
| Chest pain, n (%) | 0 (0%) | 3 (19%) | 0.25 |
| Abdominal symptoms (any) | 11 (100%) | 10 (63%) | 0.05 |
| Vomiting, n (%) | 11 (100%) | 8 (50%) | <0.01 |
| Diarrhea, n (%) | 7 (64%) | 4 (25%) | 0.06 |
| Abdominal pain, n (%) | 8 (73%) | 1 (6%) | <0.01 |
| Comorbidities (any) | 3 (27%) | 13 (81%) | 0.02 |
| Obesity, n (%) | 1 (9%) | 10 (63%) | <0.01 |
| BMI in kg/m2, mean (SD) | 20.4 (5.8) | 32.9 (12.2)a | <0.01 |
| Asthma, n (%) | 3 (27%) | 3 (19%) | 0.66 |
| Malignancy, n (%) | 0 (0%) | 2 (13%) | 0.50 |
| Cardiac disease, n (%) | 1 (9%) | 1 (6%) | >0.99 |
| Neurological disease, n (%) | 0 (0%) | 2 (13%) | 0.50 |
| Outcomes | |||
| Length of stay in days, mean (SD) | 12.8 (6.1) | 18.8 (32.6) | 0.55 |
Bold values indicate statistical significance
BMI body mass index, SD standard deviation
an=14; BMI was not available in two cases