Table 3

Summary of the test performance of the three methods.

SPECIMEN TYPE
TEST METHOD
TEST PERFORMANCE



Sensitivity (%)
Specificity (%)
PPV* (%)
NPV+ (%)

NPA <5 months (n = 53)
NOW RSV
10/12 (83)
41/41 (100)
100
95.35

DIF
12/12 (100)
40/41 (97.6)
92.31
100

CELL CULTURE
6/12 (50)
41/41 (100)
100
87.23
NPA 5 months – 5 years (n = 27)
NOW RSV
4/4 (100)
23/23 (100)
100
100

DIF
4/4 (100)
20/23 (87)
57.14
100

CELL CULTURE
4/4 (50)
23/23 (100)
100
92
BAL Adults (n = 9)
NOW RSV
1/3 (33.3)
6/6 (100)
100
75

DIF
3/3 (100)
6/6 (100)
100
100

CELL CULTURE
3/3 (100)
6/6 (100)
100
100

*PPV = Positive predictive value

+NPV = Negative predictive value

Jonathan Annals of Clinical Microbiology and Antimicrobials 2006 5:13   doi:10.1186/1476-0711-5-13

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