Table 4.
Relevant characteristics of patients and their hospital stays while admitted with MIS-C temporally associated with the Delta and Omicron waves.
| MIS-C Characteristics | Delta (n = 11) | Omicron (n = 10) | p-Value |
|---|---|---|---|
| Rate per 100,000 diagnosed cases of COVID-19 (Erie County, NY) | 72 | 49 | 0.04 |
| Age [years (95% CI)] | 9.0 (2.9) | 9.0 (3.4) | 0.99 |
| Female [no. (%)] | 3 (29%) | 4 (40%) | 0.56 |
| White [no. (%)] | 4 (33%) | 5 (50%) | 0.56 |
| Black [no. (%)] | 5 (42%) | 3 (30%) | 0.50 |
| Hispanic [no. (%)] | 0 (0%) | 2 (20%) | 0.13 |
| Prior ER visits [no. (%)] | 1 (9%) | 4 (40%) | 0.11 |
| Symptom duration [days (95% CI)] | 3.9 (0.8) | 4.1 (0.6) | 0.67 |
| Positive SARS-CoV2 PCR [no. (%)] | 2 (17%) | 3 (30%) | 1.00 |
| Length of Stay [days (95% CI)] | 6.8 (2.0) | 4.1 (0.7) | 0.02 |
| ICU stay [no. (%)] | 10 (83%) | 3 (30%) | 0.01 |