add_death_days

add_death_days(
    table,
    cdm,
    *,
    index_date='cohort_start_date',
    censor_date=None,
    window=(0, float('inf')),
    death_days_name='days_to_death',
)

Add days to death within window.

Parameters

Name	Type	Description	Default
table	Any	Ibis table with person_id or subject_id and index_date.	required
cdm	Cdm	CDM reference (death, observation_period).	required
index_date	str	Column name for index date (default “cohort_start_date”).	'cohort_start_date'
censor_date	str or None	Optional censor date column name.	None
window	tuple	(low, high) days from index_date (default (0, inf)).	(0, float('inf'))
death_days_name	str	Output column name (default “days_to_death”).	'days_to_death'

Returns

Name	Type	Description
	ibis.expr.types.Table	Table with days_to_death column (null if no death in window).