Table 10.
Results of EZ-SARS-CoV-2 RT-PCR with pool size of 5 on the QuantStudio 5 platform for validation
Pool | Specimen | Individual Ct value | Pooled Ct valuea | Ct change |
---|---|---|---|---|
1 | NP | 32.96 | 35.04 | 2.08 |
2 | NP | 35.42 | 36.96 | 1.53 |
3 | NP | 32.65 | 35.04 | 2.39 |
4 | NP | 34.67 | 36.62 | 1.95 |
5 | NP | 33.11 | 36.97 | 3.86 |
6 | NP | 33.41 | 35.46 | 2.05 |
7 | NP | 34.74 | 36.84 | 2.11 |
8 | NP | 37.15 | 38.41 | 1.26 |
9 | NP | 35.13 | 37.04 | 1.91 |
10 | NP | 35.72 | 38.29 | 2.57 |
Average (standard deviation) of Ct change | 2.17 (0.70) | |||
11 | NP | 33.00 | 33.88 | 0.88 |
12 | NP | 31.60 | 31.67 | 0.08 |
13 | NP | 35.53 | 32.24 | − 3.29 |
14 | NP | 34.79 | 36.05 | 1.26 |
15 | NP | 34.12 | 36.24 | 2.12 |
16 | NP | 32.28 | 33.53 | 1.25 |
17 | NP | 32.24 | 31.48 | − 0.76 |
18 | NP | 28.76 | 30.35 | 1.59 |
19 | NP | 30.87 | 33.00 | 2.12 |
20 | NP | 32.36 | 34.82 | 2.46 |
Average (standard deviation) of Ct change | 0.77 (1.73) | |||
21 | ANb | 19.02 | 17.98 | − 1.04 |
22 | AN | 19.86 | 18.73 | − 1.13 |
23 | AN | 28.50 | 26.97 | − 1.53 |
24 | AN | 31.64 | 38.44 | 6.80 |
25 | AN | 31.75 | 35.01 | 3.26 |
26 | AN | 32.96 | 37.95 | 4.99 |
27 | AN | 33.33 | Not detected | |
28 | AN | 25.50 | 29.92 | 4.42 |
29 | AN | 34.00 | 36.82 | 2.82 |
30 | AN | 22.00 | 24.89 | 2.89 |
31 | AN | 23.75 | 25.98 | 2.23 |
32 | AN | 32.25 | 34.53 | 2.28 |
Average (standard deviation) of Ct change: | 2.36 (2.67) |
aAverage Ct value from three independent extraction and RT-PCR runs
bAN specimens and individual Ct values were kindly provided by the Wadsworth Center, NYS Department of Health. There was not enough volume for both individual and pooled extractions.