Black2-4 -

: In CDC National Vital Statistics Reports , comparisons are frequently drawn between "Black" and "White" populations regarding life expectancy and health outcomes, though the specific string "black2-4" is likely a concatenation of a category and a footnote or figure reference in such documents.

: In specific diagnostic studies, such as prostate MRI research , numerical notations (e.g., "4 + 3", "3 + 4") are used to categorize Gleason scores, though "black2-4" itself is not a standard medical term. black2-4

On platforms like Amazon and Walmart, "black2-4" is used as a product variant or SKU suffix: : In CDC National Vital Statistics Reports ,