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Results tagged with stratification
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user 216084
A sampling technique in which the population of interest is partitioned into subsets ("strata") based on characteristics known at all units before sampling.
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Cox model with a predictor variable within only one stratum
I'm investigating survival in a cancer patients cohort. The Cox model I'm using is stratified by stage and adjusted for several variables. I would like to add one variable RT (Radiotherapy) which is o …
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