add_table_intersect_days

add_table_intersect_days(
    table,
    cdm,
    table_name,
    *,
    index_date='cohort_start_date',
    censor_date=None,
    window=[(0, float('inf'))],
    target_date=None,
    in_observation=True,
    order='first',
    name_style='{table_name}_{window_name}',
)

Add days from index_date to first/last record in table_name within each window.