From: Essential properties and pitfalls of colorimetric Reverse Transcription Loop-mediated Isothermal Amplification as a point-of-care test for SARS-CoV-2 diagnosis
Positive
Negative
Ct < 35
Ct > 35
RTq- PCR
 Positive
76.9%
5.2%
n = 166
n = 13
 Negative
10.6%
90.4%
n = 23
n = 226
RT-LAMP
 Intermediate
12.5%
4.4%
n = 27
n = 11
 Total
46.4%
53.6%
n = 216
n = 250