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Table 1 Calibration and validation data for the HIV and HIV ULTRIO Plus NAT Assay

From: A methodology for deriving the sensitivity of pooled testing, based on viral load progression and pooling dilution

Calibration data

 HIV viral RNA load data

  \(t_w\)

11 days [20]

  \(t_p\)

17 days [20]

  \(t_s\)

61 days [20]

  \(VL(t_p)\)

6.8 \(\log _{10}\) copies/ml [20]

  \(VL(t_s)\)

5.1 \(\log _{10}\) copies/ml [20]

  \(\lambda \)

0.85 days [10]

  \(\chi \)

2 copies/particle [28]

 Test sensitivity data

  \(P(T^+(16);N_I(16) =1, \tau = t_w)\)

0.88 [22]

Calibrated model parameters

 \(C_0\)

9.000

 \(C_w\)

\(1.096 \times 10^8\)

 a

1.980

 b

1.730

Validation data

 \(Sens(n=1; N_I(1) = 1)\)

(99.7–100%) [11]

 \(Sens(n=16; N_I(16) =1)\)

(98.2–99.5%)) [11]