Table 4.

SP3 and 4B5 immunoscores versus percentage (IHC)-positive cells in amplified/non-amplified tumours

ISH negative								ISH positive
	% positive cells in IHC							% positive cells in IHC
SP3	0	1–10	11–50	51–75	76–100	Subtotal	SP3	0	1–10	11–50	51–75	76–100	Subtotal
0	123	0	0	0	0	123	0	0	1	1	0	0	2
1+	0	0	0	0	1	1	1+	0	0	2	0	1	3
2+	0	0	0	0	0	0	2+	0	0	2	0	4	6
3+	0	0	0	0	0	0	3+	0	0	4	0	7	11
4B5	0	1–10	11–50	51–75	76–100	Subtotal	4B5	0	1–10	11–50	51–75	76–100	Subtotal
0	106	0	0	0	0	106	0	0	0	0	0	0	0
1+	0	3	10	0	3	16	1+	0	0	1	0	0	1
2+	0	0	2	0	0	2	2+	0	1	2	0	1	4
3+	0	0	0	0	0	0	3+	0	0	6	0	11	17

ISH, In situ hybridization.