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. Author manuscript; available in PMC: 2016 Jan 31.
Published in final edited form as: Cancer Epidemiol Biomarkers Prev. 2014 Dec 3;24(2):435–441. doi: 10.1158/1055-9965.EPI-14-1178

Table 2.

Invasive Cancer Characteristics

Diagnostic
(PRoBE 2)
Screening
(PRoBE 1)

ER Positive 114 (76%) 29 (83%)
yes (% of known) 37 6
no 3 0
Unknown

PR Positive 95 (64%) 23 (66%)
yes (% of known) 51 12
no 8 0
Unknown

HER2 Positive 19 (13%) 8 (25%)
yes (% of known) 120 20
no 10 4
equivocal 5 3
Unknown

Stage 48 (51%) 15 (45%)
I 36 (38%) 9 (27%)
IIA 11 (12%) 6 (18%)
IIB 0 1
IIIA 0 2
IIIC 59 2
Unstaged