Sound transmission test

Validity

Ultrasound

Sensitivity%

(95%CI)a

Specificity%

(95%CI)a

Predictive value +

% (95%CI)a

Predictive value –

% (95%CI)a

Positive

Negative

Sound transmision

Positive

Negative

Sound transmission E/Fb

Positive

Negative

14

9

19

4

13

170

7

176

60.9

(38.8 to 83.0)

82.6

(64.9 to 100.0)

92.9

(88.9 to 96.9)

96.2

(93.1 to 99.2)

51.9

(31.2 to 72.6)

73.1

(54.1 to 92.1)

95.0

(91.5 to 98.5)

97.8

(95.4 to 100.0)