on 16/10/2003 4:21 pm, Panos Papanikolaou at [email protected]
wrote:
I have collected survey data. Some information are missing. I suspect that
they go missing in a random rather a systematic way. For this reason, I
felt
that i could use STATA command HOTDECK, because i like its underlying
principle.
I would check that assumption. See if you can model data missingness as a
function of participant characteristics. Another check that I apply to
questionnaires is to see if missing data are more frequent as the
questionnaire progresses, indicating loss of motivation.
Ronan M Conroy ([email protected])
Lecturer in Biostatistics
Royal College of Surgeons
Dublin 2, Ireland
+353 1 402 2431 (fax 2764)
--------------------
Bombing our way to a perfect world...
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