Table 2 Summary of EGFR CISH signal ranges for a study set of nonsmall cell lung carcinoma (n=72)

From: Validation of chromogenic in situ hybridization for detection of EGFR copy number amplification in nonsmall cell lung carcinoma

A: Distribution of the analyzed cases according to the CISH signal range

Range of CISH signal numbers

Percentage of cases

(Number)

<3

11

(8)

2–4

19

(14)

2–5

7

(5)

2–7

1

(1)

2–10

1

(1)

3–5

6

(4)

3–6

3

(2)

3–7

3

(2)

3–8

3

(2)

4–6

10

(7)

4–7

3

(2)

4–9

7

(5)

5–10

10

(7)

5–15

1

(1)

10–15

6

(4)

5 to >15

1

(1)

>15

8

(6)

B: Interquartile distribution of analyzed cases according to the CISH signal range

CISH signal score a

Percentage of cases b

(Number)

2.8

29

(22)

4.6

22

(16)

7.1

29

(21)

21.2

18

(13)

  1. aCalculated as the geometric mean of the CISH signal range loci tabulated in quartiles of the percentage distribution.
  2. bDue to rounding, percentages may not total 100.