Skip to main content

Table 6 Overall and weekly incidence of ILI using ECDC and fever definitions

From: Incidence and risk factors for influenza-like-illness in the UK: online surveillance using Flusurvey

Group Overall incidence (at least once) 95% CI Incidence per report 95% CI
0-17 48.9 42.8 55.0 7.9 6.8 9.1
18-24 41.1 34.2 48.2 6.8 5.6 8.2
25-34 44.4 40.9 48.0 6.4 5.8 7.0
35-44 48.2 44.9 51.5 7.4 6.8 8.0
45-64 50.1 47.8 52.5 6.3 5.9 6.6
65+ 33 29.1 37.0 2.9 2.5 3.2
Male 39.7 37.3 42.2 4.6 4.3 4.9
Female 49.6 47.8 51.5 6.9 6.6 7.2
East Midlands 45.4 39.2 51.7 5.6 4.8 6.6
East England 44.9 40.3 49.5 5.8 5.1 6.5
London 42.3 39.0 45.6 5.1 4.7 5.5
North East 45.1 35.2 49.3 6.8 5.3 8.7
North West 46.2 41.0 51.4 6.5 5.7 7.4
Northern Ireland 62.5 49.5 74.3 9.7 7.3 12.6
Scotland 44.9 39.2 50.7 5.9 5.1 6.8
South Central 48.9 44.1 53.6 6.0 5.3 6.7
South East Coast 47.9 42.5 53.2 6.5 5.7 7.4
South West 49.5 44.7 54.4 6.8 6.0 7.6
Wales 43.8 36.8 50.9 6.4 5.3 7.6
West Midlands 44.5 38.8 50.3 5.2 4.4 6.0
Yorkshire & Humberside 50.3 44.6 56.0 6.6 5.8 7.6