It is important when performing POC test that the intent of the test be pre-established. JCAHO states that a test may be utilized for screening or definitive purposes.

Tests can be classified as either / or depending on the clinical setting and the potential for negative and positive outcomes.

Screening Tests: A test utilized as a screening procedure require that additional testing be performed to confirm findings prior to treatment being administered or medical procedures being performed on the patient.

Definitive Tests: A test utilized as a definitive procedure allows treatment to be administered or medical procedures to be performed on the patient without additional testing being required.