From: Clinical analysis on diagnostic accuracy of Bosch Vivalytic SARS-CoV-2 point-of-care test and evaluation of cycle threshold at admission for COVID-19 risk assessment
Sample dilution factor
CT-value
Mean
SD*
CV** (%)
1:2
31.9
31
33
31.97
1.00
3.1
1:1
30.5
31.8
31.4
0.78
2.5
1:100
31.7
34.9
31.5
32.7
1.91
5.8
1:1000
33.7
38.3
36.7
36.23
2.33
6.4