Table 1.

Net signal of twelve assays for four samples.

Phase	Sample No. (HPV subtypes in the sample)	Chip No.	Signal, in µV (positive signals in bold*)
			HPV16	HPV18	HPV33	HPV45
I	1 (HPV16, HPV45)	1	11.6	2.2	1.2	15.1
		2	12.9	0.1	3.1	12.8
		3	11.0	1.4	2.5	10.9
		4	9.1	1.0	2.5	16.6
	2 (HPV16, HPV45)	5	6.0	0.5	1.0	8.6
II	3 (HPV16)	6	12.0	1.6	3.7	2.5
		7	7.9	1.6	0.7	0.5
		8	15.4	4.8	0.7	0.8
		9**	9.2	6.4	1.0	1.0
	4 (HPV45)	10	1.9	0.2	1.5	10.6
		11	0.9	0.7	0.3	12.8
		12	1.9	0.2	1.5	10.6

^*A threshold of 5 µV was used for differentiating positive and negative signals

^**A false positive event: only HPV16 was present in the sample, but both HPV16 and HPV18 showed positive signals