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Table 2 Distribution of otopathogens from children with AOM where same otopathogens were observed in the NP and MEF site (N = 165)

From: Correlation of nasopharyngeal cultures prior to and at onset of acute otitis media with middle ear fluid cultures

Correlation of MEF otopathogens with their NP site

Otopathogens

Number

Percentage calculated with exact match of otopathogens with MEF total (n = 165)

Percentage calculated with total AOM cases (n = 530)

S. pneumoniae

37

22.4

6.98

Nontypeable H. influenzae

61

37.0

11.5

M. catarrhalis

29

17.6

5.5

NTHi + S. pneumoniae

9

5.5

1.7

M. catarrhalis + S. pneumoniae

19

11.5

3.6

NTHi + M. catarrhalis

4

2.4

0.8

NTHi + M. catarrhalis + S. pneumoniae

1

0.6

0.2

Other bacteria

5

3.0

0.9

  1. Note: In 354 (68.2%) AOM cases the MEF etiology didn’t match exactly with the NP site of the children.