[EpiData-list] Simple question

epidata-list at lists.umanitoba.ca epidata-list at lists.umanitoba.ca
Wed Feb 11 06:40:50 CST 2009


Assuming you have a comparable measure of duration for both types of 
outbreak, you just need an EpiData file with two variables: duration type

EpiData Analysis will compare the mean durations and provide an analysis 
of variance

means duration /by=type /t

If you need help getting your data in to EpiData, the simple examples 
will show how.


Shakeel wrote:
> I am trying to determine if there is any
> significance in the difference between the number of days hospital
> outbreaks of norovirus last as against the length of community
> outbreaks.

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