Table 4.

The comparison of characteristics between test strips and RT-PCR.

Contrastive items	RT-PCR	N-Test strips
Positive samples (total 15)	P = 15	P = 14
Negative nasopharyngeal swabs (total 42)	N = 42	N = 42
Negative oropharyngeal swabs (total 42)	N = 42	N = 42
Detection time	4 h	11 min
Device requirement	+	–
Operation procedure	Complicated	1 step
Detection rate	100 %	93.33 %