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Table. 2.

Table. 2.

Grades for recommendations

Grade Description
A Recommended. There is sufficient evidence to recommend clinical practice.
B May be considered. There is moderate to sufficient evidence to recommend clinical practice. Selective application of clinical practice to specific patients based on professional judgment is deemed appropriate.
C Not recommended. There is sufficient evidence for the adverse effects in clinical practice.
I No evidence for a recommendation. There is insufficient evidence regarding the benefits or adverse effects in clinical practice to make a recommendation. Further studies are required.
Ann Lab Med 2024;44:195~209 https://doi.org/10.3343/alm.2023.0389

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