Fig. 4From: A fast extraction-free isothermal LAMP assay for detection of SARS-CoV-2 with potential use in resource-limited settingsResults for N-LAMP testing of non-extracted swab samples at KUHeS, Malawi, the crosstables show true positives (pos/pos), true negatives (neg/neg), false positives (neg/pos) and false negatives (pos/neg) of the LAMP assays compared to qRT-PCRBack to article page