Table 2. Evaluation of rapid test kits for POCT at each clinic.

Clinic	Sensitivity		Specificity		PPVa		NPVb
	SEA-IC	PDM-IC	SEA-IC	PDM-IC	SEA-IC	PDM-IC	SEA-IC	PDM-IC
A (n = 15)	90.9	83.3	100	100	100	100	80.0	90.0
B (n = 10)	50.0	60.0	100	100	100	100	57.1	71.4
C (n = 56)	100	100	89.3	94.7	90.3	90.0	100	100
D (n = 60)	82.2	90.5	100	94.4	100	97.4	65.2	81.0
E (n = 11)	100	75.0	80.0	100	85.7	100	100	87.5
F (n = 16)	100	100	100	85.7	100	90.0	100	100
G (n = 21)	88.2	93.3	25.0	66.7	83.3	87.5	33.3	80.0
H (n = 28)	90.9	87.5	76.5	100	71.4	100	92.9	95.2
I (n = 16)	100	100	NAc)	100	75.0	100	NA	100
J (n = 15)	75.0	60.0	85.7	100	85.7	100	75.0	83.3
K (n = 16)	100	100	66.7	100	92.9	100	100	100
L (n = 32)	95.5	100	60.0	92.3	84.0	95.0	85.7	100
M (n = 36)	71.4	91.7	81.8	100	71.4	100	81.8	96.0
Total (n = 332)	89.2	92.5	80.5	95.3	87.9	94.9	82.4	93.1
Correlationcoefficient	0.706		0.657		0.180		0.784
P value	0.007		0.020		0.555		0.003

^aPositive predictive value.

^bNegative predictive value.

^cNot applicable.