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Table 2 Patient and tumour characteristics

From: The significance of the Van Nuys prognostic index in the management of ductal carcinoma in situ

Characteristic

N

%

Age at diagnosis

  

   <60

104

48

   ≥ 60

111

52

Histological subtype

  

   Comedo

54

25

   Cribriform

49

23

   Solid

7

3

   Papillary

22

10

   Mixed

49

23

   Not specified

34

16

Nuclear grade

  

   Low

69

32

   Intermediate

51

24

   High

95

44

Comedo necrosis

  

   Yes

84

39

   No

130

60

   Not specified

1

<1

Tumour size (mm)

  

   <5

46

21

   5–10

63

29

   11–20

55

26

   >20

34

16

   Not specified

17

8

Closest margin (mm)

  

   <1

65

30

   1–5

102

47

   >5

30

15

   Not specified

18

8

Re-excision

  

   Yes

72

33

   No

143

67

VNPI

  

   3–4

61

29

   5–7

104

48

   8–9

20

9

   Not specified

30

14