id	author	title	date	pages	extension	mime	words	sentences	flesch	summary	cache	txt
cord-298551-ua90xoak	Bennet, Rutger	Influenza epidemiology among hospitalized children in Stockholm, Sweden 1998–2014	2016-06-14		.txt	text/plain	3109	163	47	The hospital is a tertiary referral center with surgery and a pediatric intensive care unit (PICU) with resources for extracorporeal membrane oxygenation (ECMO), but only children resident in the catchment area were included in the study. The yearly incidence rates in different age groups varied considerably, with median (range) for children <5 years 59 (19Previously known risk factors were found in 312/922 (34% , Table 1 ), the most important being neuromuscular disease (131 cases) and chronic lung disease (40 cases). This is a report of children hospitalized for influenza A or B in a defined population in the northern Stockholm area 1998-2014, covering the pre-pandemic period, including the 2003-2004 outbreak, the 2009 pandemic, and four post-pandemic seasons. In contrast to the known effect of trivalent influenza vaccine (the only one used during the studied period except for the pandemic year) in healthy children >18 months, less is known about its effect in younger children and in those with risk factors.	./cache/cord-298551-ua90xoak.txt	./txt/cord-298551-ua90xoak.txt