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. 2023 Nov 15;13(11):5719–5732.

Table 3.

The confusion matrix of revised IHC4-based and PAM50-based subtypes

PAM50-based subtypes

Lum A (n=148) Lum B (n=143) Her2-enriched (n=54) Basal-like (n=27) Overall (n=372)
Revised IHC4-based subtypes Lum A 94 (63.5%) 13 (9.1%) 0 (0%) 0 (0%) 107 (28.8%)
Lum B 51 (34.5%) 125 (87.4%) 7 (13.0%) 9 (33.3%) 192 (51.6%)
Her2-enriched 3 (2.0%) 5 (3.5%) 44 (81.5%) 3 (11.1%) 55 (14.8%)
TNBC 0 (0%) 0 (0%) 3 (5.6%) 15 (55.6%) 18 (4.8%)