Table 2

Data presentation features of national influenza surveillance websites

Features of data presentation

Number (%) of websites found (n = 70)


Summary paragraph

56 (80%)

Graphical and/or tabular display

55 (79%)

Data in weekly resolution

46 (66%)

More than one year time series data presented

37 (53%)

Geographical of influenza activity

27 (39%)

Source of data provided

26 (37%)

Coverage of data provided

15 (21%)

Age specific data provided

14 (20%)

Raw data export

3 (4%)

Interactive data retrieval

2 (3%)

Sex specific data provided

2 (3%)


Cheng et al. BMC Public Health 2009 9:339   doi:10.1186/1471-2458-9-339

Open Data