Skip to main content
. 2014 Jan 29;9(1):e86601. doi: 10.1371/journal.pone.0086601

Table 3. Metrics and their Definition.

Metric Definition
Accessibility The extent to which the data stream is available
Cost The cost to set-up, operate, and maintain the data stream
Credibility The extent to which the data stream is considered reliable and accurate
Flexibility The data stream's ability to be used for more than one purpose (such as for use in surveillance for more than one disease, or for more than one goal, etc.)
Integrability How well the data stream can be linked/combined with other data streams
Geographic/Population Coverage The geographic or population area of coverage
Granularity The level of detail of the data stream
Specificity of Detection The ability of the data stream to identify an outbreak, event, disease, or pathogen of interest
Sustainability The data stream's continued availability over time
Time to Indication The time required for the data stream to first signal a disease, outbreak, or event
Timeliness Earliest time that the data is available