Table 2. Inter-Assay Reproducibility of HCV Real-Time RT-PCR.

Day	Input Copy Numbers of HCV 5’NCR RNA Control
	Threshold Cycle (Ct)
	103	104	105	106	107
1	29.21	26.47	22.06	19.88	15.28
2	29.50	26.61	23.30	19.23	15.91
3	30.10	26.03	21.54	19.06	15.12
4	29.43	25.40	22.21	19.41	14.79
5	28.65	27.23	20.87	20.37	16.32
Values a	29.39 ± 0.52	26.34 ± 0.68	21.99 ± 0.89	19.61 ± 0.50	15.48 ± 0.61
CV b	1.76	2.58	4.04	2.54	3.94

^a Data are presented as mean ± SD.

^b Abbreviation: coefficient of variation.