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Table 4 Validity of multiplex PCR in comparison to CEC-IIF for the detection of respiratory viruses in children with ALRI

From: Respiratory viral infections detected by multiplex PCR among pediatric patients with lower respiratory tract infections seen at an urban hospital in Delhi from 2005 to 2007

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 -