Analysing and reporting surveillanc

Analysing and reporting surveillance data
For a surveillance system to be useful, the information that is gathered should be analysed
and reported in a timely manner. Data analysis includes summarising data into frequency
tables, calculating rates, plotting simple graphs and comparing all information with earlier
information. As much data analysis as possible must be done at the field level where it
can be used. This will improve the programme’s effectiveness. Staff responsible for
analysing and reporting surveillance data need to do the following: