add_table_intersect_flag

add_table_intersect_flag(
    table,
    cdm,
    table_name,
    *,
    index_date='cohort_start_date',
    censor_date=None,
    window=[(0, float('inf'))],
    target_start_date=None,
    target_end_date=None,
    in_observation=True,
    name_style='{table_name}_{window_name}',
)

Add flag (1/0) for whether the person has a record in table_name within each window.

Parameters

Name	Type	Description	Default
table	Any	Ibis table with person_id or subject_id and index_date.	required
cdm	Cdm	CDM reference.	required
table_name	str	OMOP table name (e.g. “condition_occurrence”).	required
index_date	str	Column for index date (default “cohort_start_date”).	'cohort_start_date'
censor_date	str or None	Optional censor date column name.	None
window	WindowSpec	Single tuple, list of tuples, or dict of name→tuple.	[(0, float('inf'))]
target_start_date	str or None	Override target date columns (default: from FIELD_TABLES_COLUMNS).	None
target_end_date	str or None	Override target date columns (default: from FIELD_TABLES_COLUMNS).	None
in_observation	bool	Restrict to records in observation period (default True).	True
name_style	str	Column name template with {table_name}, {window_name}.	'{table_name}_{window_name}'

Returns

Name	Type	Description
	ibis.expr.types.Table