Example SDTM Domain 'DM'

This is an example data set to simulate a SDTM production domain 'DM' which contains study start and end date information by subject. This can be used to test create_BLFL(), create_EPOCH(), and calc_DY().

Usage

dm

Format

'dm'

A data frame with 2 rows and 4 columns:

USUBJID

Subject identifier

RFSTDTC

Study start date

RFXSTDTC

First exposure date

RFXENDTC

Last exposure date