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Determine patients missingness group

Source: R/mcmc.R
get_pattern_groups.Rd

Takes a design matrix with multiple rows per subject and returns a dataset with 1 row per subject with a new column pgroup indicating which group the patient belongs to (based upon their missingness pattern and treatment group)

Usage 

get_pattern_groups(ddat)

Arguments

ddat

a data.frame with columns subjid, visit, group, is_avail

Details

  • The column is_avail must be a character or numeric 0 or 1