Table 1.

Comparison of RT-PCR and RT-fLAMP with or without RNA extraction.

	RT-PCR	RT-fLAMP w RNA ext.		RT-fLAMP w/o RNA ext.
		Positive	Negative	Positive	Negative
Total (n = 61)	Positive	33	1	20	14
	Negative	0	27	0	27
NPS (n = 30)	Positive	17	0	12	5
	Negative	0	13	0	13
Saliva (n = 31)	Positive	16	1	8	9
	Negative	0	14	0	14

w RNA ext.; with RNA extraction, w/o RNA ext.; without RNA extraction.