Table 4.

Validity of multiplex PCR in comparison to CEC-IIF for the detection of respiratory viruses in children with ALRI

Results (RT-PCR/CEC-IIA)	RSV	INF A	PIV1	PIV2	PIV3	hMPV
+/+	27	8	5	10	18	11
+/-	34	1	5	7	4	0
-/-	274	293	296	291	283	290
-/+	0	0	0	0	0	0
Total samples	301	301	301	301	301	301
Sensitivity (%)	100	100	100	100	100	100
Specificity (%)	88.9	99.6	98.3	97.6	98.6	100
Likelihood ratio (positive)	9	250	59	42	71	-