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. 2018 Feb 14;18:40. doi: 10.1186/s12905-018-0531-2

Table 4.

Frequency distribution of the molecular subtypesof the study participants in different age range

Age at diagnosis Molecular Subtypes p-value
Luminal A Luminal B HER2-enriched Triple Negative/ basal-like Total
< 40 16 19 4 8 47 0.031
40–49 5 6 4 8 23
> = 50 18 4 2 7 31