Table 1 Clinical information on patients in the study

Node status

   Node-negative

65

   Node-positive

55

Grade

   Grade 1

23

   Grade 2

41

   Grade 3

56

Histology

   Ductal

88

   Lobular

14

   Other

Medullary

2

Tubular

2

Mucinous

4

Tumor, node, metastasis (TNM) stage

   TNM Stage 1

69

   TNM Stage 2

40

   TNM Stage 3

7

   TNM Stage 4

4

Clinical outcome

   Disease free

87

   With metastasis

6

   With local recurrence

5

   Died of breast cancer

16

   Died of unrelated disease

6