TABLE 1.

Reproducibility of serum TTV DNA levels by RTD-PCR assay^a

Assay	Intra-assay reproducibility of TTV DNA level (log copies/ml)								Interassay reproducibility of TTV DNA level (log copies/ml)
	Expt 1	Expt 2	Expt 3	Expt 4	Expt 5	Mean	SD	CV (%)	Day 1	Day 2	Day 3	Day 4	Day 5	Mean	SD	CV (%)
1	3.158	2.748	3.049	3.182	2.857	2.999	0.190	6.33	3.158	3.215	2.964	2.748	3.283	3.074	0.217	7.07
2	3.246	2.924	3.301	3.121	3.033	3.125	0.153	4.91	3.246	3.318	3.158	3.049	3.334	3.221	0.119	3.68
3	4.580	4.459	4.350	4.435	4.833	4.531	0.187	4.13	4.580	4.778	4.459	4.394	4.833	4.601	0.192	4.17
4	5.064	5.158	4.964	4.716	4.064	4.993	0.170	3.40	5.064	5.182	4.881	4.748	5.158	5.007	0.187	3.73
5	5.265	5.246	5.255	5.246	5.292	5.261	0.019	0.37	5.265	5.310	5.236	5.255	5.318	5.277	0.036	0.68
6	5.778	5.806	5.833	5.806	5.748	5.794	0.032	0.55	5.778	5.833	5.806	5.778	5.857	5.810	0.035	0.60
7	NDb	ND	ND	ND	ND				ND	ND	ND	ND	ND
8	ND	ND	ND	ND	ND				ND	ND	ND	ND	ND

^aPrimers and probe set B were used. 

^bND, not detected.