Table 1

Patient and tumor characteristics.

Tumor

Distance between tumors (cm)

Grade

ER status

PgR status

DNA index

Intraductal component

Node status

Vessel invasion


Unilateral tumor pairs that do not cluster

1a

6

1

pos

pos

1.61

yes

neg

no

1b§

2

pos

pos

1.00

no

2a

5

3

neg

neg

1.80

yes

neg

no

2b

2

pos

neg

1.58

yes

3a

4

1

pos

pos

1.08

yes

pos

no

3b

1

pos

pos

1.00

yes

4a§

n/a

2

pos

pos

1.10

yes

pos

no

4b

2

pos

pos

1.16

no

10a

n/a

2

pos

pos

1.00

yes

pos

no

10b

2

pos

pos

1.00

yes

Unilateral tumor pairs that cluster

5a

2

3

neg

neg

1.45

yes

pos

yes

5b

3

neg

neg

1.56

yes

6a

1

3

pos

pos

1.70

yes

pos

no

6b

3

pos

pos

1.73

yes

7aγ

3

3

neg

pos

1.98

yes

neg

yes

7bγ

3

pos

pos

1.81

yes

8aγ

1

3

neg

neg

2.50

yes

pos

yes

8bγ

3

neg

neg

2.28

no

9aγ

8

3

pos

pos

1.63

yes

pos

yes

9bγ

3

pos

pos

1.73

yes


Bilateral tumor pairs that do not cluster

10a

-

2

pos

pos

1.00

yes

pos

no

10c

2

pos

pos

1.00

yes

neg

no

10b

2

pos

pos

1.00

yes

pos

no

10c

2

pos

pos

1.00

yes

neg

no

11a

-

1

pos

neg

2.83

yes

neg

no

11b

3

pos

neg

1.00

no

pos

no

12a

-

3

pos

pos

2.73

no

neg

no

12b

1

pos

pos

1.89

no

neg

no

13a

-

2

pos

pos

1.09

yes

pos

no

13b

2

pos

pos

1.00

yes

pos

no

14a

-

2

pos

pos

1.75

yes

pos

no

14b

2

pos

pos

1.76

yes

pos

yes

16a

-

1

pos

pos

2.19

yes

pos

no

16b

2

neg

neg

1.00

yes

n/a

no

Bilateral tumor pairs that cluster

15a

-

3

neg

neg

1.94

yes

pos

no

15b

3

pos

pos

2.01

yes

pos

no


Patients are numbered consecutively and tumor pairs are denoted a and b, respectively. All tumors, except where otherwise indicated, were of ductal type. Unless otherwise indicated, all samples were from fresh frozen tissue.

§ lobular type

γ FFPE

Brommesson et al. BMC Clinical Pathology 2008 8:6   doi:10.1186/1472-6890-8-6

Open Data