Modelling estimates of age-specific influenza-related hospitalisation and mortality in the United Kingdom

BMC Public Health

Table 2 Mean seasonal hospitalisations for respiratory disease^a attributable to influenza by age and risk status^b

N Number of episodes, SD standard deviation, Rate per 100,000 population, Hospitalisations from HES 1997–2009
^abroadly defined
^brisk group defined according the chronic conditions indicative of risk for severe influenza as per UK recommendations for influenza vaccination. These include chronic obstructive respiratory disease; cardiovascular, central nervous system, renal and liver disorders; diabetes; immunosuppressive conditions or stroke
^cthe attributions for each age group are not equal to the sum of the attributions (all ages) due to separately run models

ISSN: 1471-2458