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Table 3 LoD Probit Analysis Results in Plasma and Serum

From: Analytical characteristics and comparative evaluation of Aptima HCV quant Dx assay with the Abbott RealTime HCV assay and Roche COBAS AmpliPrep/COBAS TaqMan HCV quantitative test v2.0

HCV Genotype

Plasma - Concentration In IU/mL (95% CI)

Serum - Concentration In IU/mL (95% CI)

Lot 1

Lot 2

Lot 3

3 Lots Combined

Lot 1

Lot 2

Lot 3

3 Lots Combined

1 (WHO)

3.3

2.5

4.3

3.4

2.8

3.3

3.9

3.4

(2.5–5.0)

(1.9–3.9)

(3.3–6.2)

(2.9–4.3)

(2.1 – 4.1)

(2.5 – 5.1)

(3.1 – 5.6)

(2.9 – 4.2)

2

2.8

2.4

2.7

2.7

3.7

3.3

4.0

3.7

(2.2–3.9)

(1.9–3.4)

(2.3–3.5)

(2.4–3.2)

(3.0–5.3)

(2.6–4.9)

(3.1–5.8)

(3.2–4.5)

3

3.3

4.3

3.1

3.8

2.7

2.9

3.4

3.0

(2.5–5.2)

(3.2–6.5)

(2.5–4.4)

(3.2–4.8)

(2.2–3.8)

(2.4–4.1)

(2.7–5.1)

(2.6–3.6)

4

2.7

2.4

4.8

3.5

1.3

1.8

2.3

1.9

(2.2–3.7)

(2.0–3.2)

(3.9–6.3)

(2.7–5.3)

(1.0–2.4)

(1.4–2.5)

(1.7–3.5)

(1.6–2.2)

5

2.0

1.6

2.1

2.0

2.8

2.2

3.2

2.8

(1.6–3.1)

(1.3–2.4)

(1.7–3.1)

(1.6–2.6)

(2.1–4.9)

(1.8–3.5)

(2.4–5.3)

(2.4–3.6)

6

1.8

3.9

2.6

2.8

2.2

3.8

3.9

3.4

(1.4–2.9)

(2.8–6.4)

(2.0–3.9)

(2.3–3.6)

(1.7–3.2)

(2.9–5.6)

(3.0–5.7)

(2.9–4.1)