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Special care needs to be taken when doing this in SPSS [[See here|http://www.unige.ch/ses/sococ/cl/spss/trans/doif.missing.html]]. Special care needs to be taken when doing this in SPSS
[[http://www.unige.ch/ses/sococ/cl/spss/trans/doif.missing.html|See here]].

Incorporating LOCF in SPSS

Last observation carried forward is often used in clinical trials to conservatively replace missing values in longitudinal studies.

Special care needs to be taken when doing this in SPSS See here.

None: FAQ/locf (last edited 2014-09-10 09:06:04 by PeterWatson)