Skip to main content

Table 3 Predictive values of bacteriologic results from NP and MEF according to the presence or absence of the main otopathogens in AOM

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

Otopathogens detected

Prevalence (NW/MEF)

PPV

NVP

Sensitivity

Specificity

+/+

+/-

-/+

-/-

95% Confidence intervals

S. pneumoniae

127

133

19

251

48.85

92.96

86.99

65.36

     

4.62 to 55.1

89.23 to 95.71

80.42 to 91.98

60.37 to 70.12

NTHi

170

83

17

260

67.19

93.86

90.91

75.80

     

61.03 to 72.94

90.35 to 96.38

85.84 to 94.61

70.91 to 80.24

M. catarrhalis

93

159

10

268

36.9

96.4

90.29

62.76

     

30.93 to 43.19

93.48 to 98.26

82.87 to 95.24

57.99 to 67.36

  1. Note: PPV: Positive predictive value. NPV: Negative predictive value.