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Table 2 Proportion of NTHi reclassified as Hh, according to specimen type

From: Recommendations for application of Haemophilus influenzae PCR diagnostics to respiratory specimens for children living in northern Australia: a retrospective re-analysis

Specimen type

No. phenotypic NTHI +ve specimens

No specimens with multiple NTHi scrutinised

No. of phenotypic NTHi isolates tested

No. isolates NTHi by HRM (%)

No. isolates reclassified Hh by HRM (%)

No. isolates equivocala by HRM (%)

No. specimens with concurrent NTHi and Hh by HRM (%)b

No. specimens reclassified Hh by HRM (%)

Np

712

153

879

817 (93)

3 (0.34)

59 (7)

1/153 (1)

2 (0.3)

Ear discharge

15

5

21

21 (100)

0

0

0

0

BAL

30

15

55

34 (62)

14 (25)

7 (13)

7/15 (47)

2 (7)

Throat

16

8

30

15 (50)

12 (40)

3 (10)

2/8 (25)

7 (44)

Total

773

179

985

887 (90)

29 (3)

69 (7)

9/179 (5)

11 (1)

  1. aFail to amplify in PCR-HRM
  2. bDenominator no. specimens with multiple NTHi scrutinised