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. 2014 Sep 25;14:715. doi: 10.1186/1471-2407-14-715

Table 2.

ALCAM expression in AA and CAU breast cancer

Ethnicity Membranous staining n (%) pvalue Cytoplasmic staining n (%) pvalue
Negative staining IRS 1-7 IRS 8-12 IRS 1-7 IRS 8-12
CAU (n = 95) 3(3.2) 11(11.6) 81(85.2) <0.0001* 29(30.5) 66(69.5) 0.06
AA (n = 78) 13(16.7) 23(29.5) 42(53.8) 35(44.9) 43(55.1)

CAU: Caucasian, AA: African-American, IRS: immunoreactive score, *Age-adjusted.