Table 1 Cohort characteristics.

From: Histopathologic features of breast cancer in Li–Fraumeni syndrome

 

DCIS (n = 9)a,b

Invasive carcinoma (n = 18)b

Median age at diagnosis (range)

34 (22–39)

31.5 (21–58)

Stage at diagnosis (TNM)

 Tis

7

 Tmi

2

 T1

9

 T2

6

 Tn/a

3

 N0

6

7

 N1

5

 N2

0

 N3

1

 Nn/a

3

5

  1. aIncludes cases of DCIS with microinvasion.
  2. bAll patients were women.