Relationship between the population incidence of febrile convulsions in young children in Sydney, Australia and seasonal epidemics of influenza and respiratory syncytial virus, 2003-2010: a time series analysis

Table 2 Final model: change in incidence rates/100,000 population for Ambulance and ED convulsions in children < 6 years, associated with a 1/100,000 population increase in all ages ED influenza-like illness and bronchiolitis in children < 3 years

Dependent variable¹	Independent variable	Parameter estimate (95%CI)	P-value
Ambulance Convulsions (1 Jul 2006 - 30 April 2010)	ED Influenza-like illness	3.24 (2.69-3.78)	<0.0001
	ED Bronchiolitis	0.00 (0.00-0.01)	0.2681
ED Convulsions (1 Jan 2003 - 30 April 2010)	ED Influenza-like illness	6.66 (6.11-7.21)	<0.0001
	ED Bronchiolitis	0.01 (0.00-0.02)	0.0067

¹ED and ambulance convulsions series were shifted one week earlier than the ILI and bronchiolitis series (lag = -1).

ISSN: 1471-2334