Table 7.
Risk of severe febrile seizure presentations associated with respiratory viruses
| Virus | 95% vs 50% Incidence Risk | 99% CI | P-value |
|---|---|---|---|
| Adenovirus | 0.93 | 0.80, 1.09 | 0.24 |
| hMPV | 1.22 | 0.98, 1.453 | 0.020 |
| Influenza A* | 1.47 | 1.16, 1.86 | < 0.0001 |
| Influenza B* | 1.37 | 1.08, 1.73 | < 0.0001 |
| Parainfluenza 1 | 0.93 | 0.64, 1.35 | 0.62 |
| Parainfluenza 2* | 0.79 | 0.63, 1.00 | 0.0095 |
| Parainfluenza 3 | 1.12 | 0.88, 1.42 | 0.22 |
| Picornavirus | 1.04 | 0.81, 1.33 | 0.68 |
| RSV* | 1.55 | 1.25, 1.94 | < 0.0001 |
Intercept denotes estimated number of severe febrile seizures per month. Statistically significant viruses are denoted with*. The baseline monthly number of febrile seizures for this subgroup was 4.7