[EpiData-list] adding variables to existing rec. file

epidata-list at lists.umanitoba.ca epidata-list at lists.umanitoba.ca
Thu Apr 8 04:27:12 CDT 2010


Can anyone give me advice on how to add a variable to an existing rec file when data entry during an ongoing cohort study without loosing the recorded data entries?
Thanks
Philipp
 
 
Dr. Philipp Zanger, MD DTM DEpi
Internist / Tropenmedizin
Institut für Tropenmedizin
Wilhelmstraße 27
72074 Tübingen
Tel.: 0049-(0)7071-29-82365
Fax: 0049-(0)7071-29-5267


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