Table 2.

Risk of ed. febrile seizure presentations associated with respiratory viruses

Virus	95% vs 50% Incidence Risk	99% CI	P-value
Adenovirus	1.00	0.93, 1.08	0.98
hMPV*	1.19	1.07, 1.33	< 0.0001
Influenza A*	1.48	1.32, 1.67	<  0.0001
Influenza B*	1.31	1.18, 1.46	< 0.0001
Parainfluenza 1	0.94	0.79, 1.12	0.35
Parainfluenza 2	0.94	0.85, 1.05	0.14
Parainfluenza 3	1.06	0.94, 1.19	0.25
Picornavirus	1.04	0.92, 1.19	0.39
RSV*	1.53	1.38, 1.70	<  0.0001

Relative risk of febrile seizure incidence compared to a baseline incidence of 21.1 per month. Statistically significant risk ratios (p < 0.01) are denoted with *