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Table 2 Chromosomal gains in ductal carcinoma in situ (DCIS) with and without invasive cancer

From: Chromosomal copy number alterations for associations of ductal carcinoma in situ with invasive breast cancer

  

DCIS type

All patients

DCIS only

DCIS with invasive cancer

N

(%)

N

(%)

N

(%)

Total

280

(100.0)

122

(100.0)

158

(100.0)

1q gains

      

 No signal

80

(28.6)

35

(28.7)

45

(28.5)

 No

96

(34.3)

49

(40.2)

47

(29.7)

 Yes

104

(37.1)

38

(31.1)

66

(41.8)

8q24 gains

      

 No signal

63

(22.5)

27

(22.1)

36

(22.8)

 No

121

(43.2)

63

(51.6)

58

(36.7)

 Yes

96

(34.3)

32

(26.2)

64

(40.5)

11q13 gains

      

 No signal

74

(26.4)

32

(26.2)

42

(26.6)

 No

143

(51.1)

71

(58.2)

72

(45.6)

 Yes

63

(22.5)

19

(15.6)

44

(27.8)

HER2 gains

      

 No

188

(67.1)

84

(68.9)

104

(65.8)

 Yes

92

(32.9)

38

(31.1)

54

(34.2)

1q and 8q24 gains

      

 No signal

94

(33.6)

43

(35.2)

51

(32.3)

 No

133

(47.5)

63

(51.6)

70

(44.3)

 Yes

53

(18.9)

16

(13.1)

37

(23.4)

1q and 11q13 gains

      

 No signal

108

(38.6)

46

(37.7)

62

(39.2)

 No

138

(49.3)

67

(54.9)

71

(44.9)

 Yes

34

(12.1)

9

(7.4)

25

(15.8)

1q and HER2 gains

      

 No signal

80

(28.6)

35

(28.7)

45

(28.5)

 No

145

(51.8)

66

(54.1)

79

(50.0)

 Yes

55

(19.6)

21

(17.2)

34

(21.5)

8q24 and 11q13 gains

      

 No signal

87

(31.1)

37

(30.3)

50

(31.6)

 No

159

(56.8)

78

(63.9)

81

(51.3)

 Yes

34

(12.1)

7

(5.7)

27

(17.1)

8q24 and HER2 gains

      

 No signal

63

(22.5)

27

(22.1)

36

(22.8)

 No

163

(58.2)

74

(60.7)

89

(56.3)

 Yes

54

(19.3)

21

(17.2)

33

(20.9)

11q13 and HER2 gains

      

 No signal

74

(26.4)

32

(26.2)

42

(26.6)

 No

165

(58.9)

78

(63.9)

87

(55.1)

 Yes

41

(14.6)

12

(9.8)

29

(18.4)

1q and 8q24 and 11q13 gains

      

 No signal

112

(40.0)

49

(40.2)

63

(39.9)

 No

146

(52.1)

68

(55.7)

78

(49.4)

 Yes

22

(7.9)

5

(4.1)

17

(10.8)

1q and 8q24 and HER2 gains

      

 No signal

94

(33.6)

43

(35.2)

51

(32.3)

 No

150

(53.6)

66

(54.1)

84

(53.2)

 Yes

36

(12.9)

13

(10.7)

23

(14.6)

1q and 11q13 and HER2 gains

      

 No signal

105

(37.5)

44

(36.1)

61

(38.6)

 No

140

(50.0)

68

(55.7)

72

(45.6)

 Yes

35

(12.5)

10

(8.2)

25

(15.8)

8q24 and 11q13 and HER2 gains

      

 No signal

113

(40.4)

44

(36.1)

69

(43.7)

 No

167

(59.6)

78

(63.9)

89

(56.3)

All four gains

      

 No signal

112

(40.0)

49

(40.2)

63

(39.9)

 No

148

(52.9)

68

(55.7)

80

(50.6)

 Yes

20

(7.1)

5

(4.1)

15

(9.5)

Mutually exclusive categories

      

 Unable to determine

112

(40.0)

49

(40.2)

63

(39.9)

 No gains

43

(15.4)

29

(23.8)

14

(8.9)

 1q only

31

(11.1)

15

(12.3)

16

(10.1)

 8q24 only

19

(6.8)

8

(6.6)

11

(7.0)

 11q13 only

8

(2.9)

4

(3.3)

4

(2.5)

 Two of three gains

45

(16.1)

12

(9.8)

33

(20.9)

 All three gains

22

(7.9)

5

(4.1)

17

(10.8)