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Table 3 Alere i RSV test sensitivity and specificity by admission diagnosis and age group

From: Performance of the Alere i RSV assay for point-of-care detection of respiratory syncytial virus in children

  Alere i RSV test result total sensitivity in % (CI95) Alere i RSV test result total specificity in % (CI95)
true positive false negative true negative false positive
213 16 229 93 (89–96) 278 11 289 96 (93–98)
admission diagnosis
 URTI 21 0 21 100 (84–100) 57 3 60 95 (86–99)
 LRTI 159 6 165 96 (92–99) 89 3 92 97 (91–99)
 non-respiratory 33 10 43 77 (61–88) 133 5 138 96 (92–99)
age group
 0–5 months 112 2 114 98 (94–100) 94 4 98 96 (90–99)
 6–11 months 33 2 35 94 (81–99) 40 1 41 98 (87–100)
 12–23 months 34 7 41 83 (68–93) 62 4 66 94 (85–98)
 ≥ 2 years 34 5 39 87 (73–96) 83 2 85 98 (92–100)