Table 2.
Comparison of pathologic differences and molecular subtype according to aldehyde dehydrogenase 1 expression

ALDH1=aldehyde dehydrogenase 1; AJCC=American Joint Committee on Cancer stage; ER=estrogen receptor; PR=progesterone receptor; HER2=human epidermal growth factor receptor 2.
*Statistically correlated with aldehyde dehydrogenase 1 expression; †ER or PR(+); ‡ER or PR(+) and HER2(+); §HER2(+) only; ∥ER, PR and HER2(-).