A classification of whether the PATHOLOGY LABORATORY INVESTIGATION is for primary screening or other reason ('other' may include rapid review, checking, quality assurance and abnormal or clinical reporting).

Primary screening is the first examination of a sample sent for screening.

Classification

a.	Primary screening
b.	Other reason

References:
DSCN 03/2003 Cervical Screening Statistics - Revision of Central Statistical Returns: KC61 

This attribute is also known by these names:

Context	Alias
plural	PRIMARY SCREENINGS