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Table 2 Clinical and pathological characteristics of the 66 patients, not receiving radiotherapy, with or without the development of local recurrence

From: Gene expression profiling in primary breast cancer distinguishes patients developing local recurrence after breast-conservation surgery, with or without postoperative radiotherapy

All

LR+RT-

LR-RT-

 

n = 22

n = 44

Time to local recurrence, months

   

   Median

35

-

   Range

11–96

-

Follow-up, months

   

   Median

-

84

   Range

-

21–166

Tamoxifen

2

4

Chemotherapy

1

1

Tamoxifen and chemotherapy

1

0

No adjuvant treatment

18

39

Inclusion 1 and 2

Inclusion 1

Inclusion 1

Inclusion 2

Menopause

   

   Pre

9

3

4

   Post

13

30

2

   Not available

0

0

5

Age at operation, years

   

   Median

53

61

49

   Range

44–73

45–70

40–62

Size, millimeters

   

   Median

15

13

16

   Range

7–30

6–40

10–26

   Not available

0

0

0

Grade

   

   1

4

13

5

   2

10

9

3

   3

5

8

3

   Not available

3

3

0

Estrogen receptor

   

   Positive

14

27

11

   Negative

8

6

0

Progesterone receptor

   

   Positive

15

17

11

   Negative

7

14

0

   Not available

0

2

0

Health care region

   

   South

9

21

11

   West

13

10

0

   South-East

0

0

0

   Stockholm

0

2

0

  1. LR-RT- = no local recurrence, no radiotherapy given; LR+RT- = local recurrence developed, no radiotherapy given.