Evaluation of Loopamp Assay for the Diagnosis of Pulmonary Tuberculosis in Cambodia

Table 3

Matched comparison between TB-LAMP performed at the smear microscopy center and the Xpert and LED-fluorescent microscopy.

Comparison	Difference; (%)	Lower 95% confidence limit; (%)	Upper 95% confidence limit; (%)
Sensitivity
TB-LAMP versus Xpert	14.0	8.3	19.7
TB-LAMP versus microscopy	12.1	5.4	18.8
Specificity
TB-LAMP versus Xpert	-0.6	-2.0	0.8
TB-LAMP versus microscopy	0.9	-1.2	2.9