Table 4.
The sensitivity, specificity, and positive likelihood ratio of Preschool Audiometry Screening System speech audiometry app version 2 compared with average pure-tone air-conduction threshold of different frequencies.
| Stimuli and performance | PTAa0.5,1,2 >20 dBb, % (95% CI) |
PTA0.5,1,2,4 >20 dB, % (95% CI) |
PTA1,2,4 >20 dB, % (95% CI) |
PTA0.5,1,2,4 >25 dB, % (95% CI) |
PTA1,2,4 >25 dB, % (95% CI) |
|
| PASSc-20 | ||||||
|
|
Sensitivity | 55.00 (39.83-69.29) | 68.99 (50.77-82.72) | 76.67 (59.07-88.21) | 90.0 (69.9-97.21) | 89.47 (68.61-97.06) |
|
|
Specificity | 96.51 (90.24-98.81) | 97.93 (92.79-99.43) | 95.83 (89.77-98.37) | 93.40 (86.99-96.76) | 92.52 (85.94-96.19) |
|
|
LR+d | 15.77 (5.01-49.62) | 33.45 (8.30-134.71) | 18.4 (6.91-48.99) | 13.63 (6.56-28.30) | 11.97 (6.04-23.72) |
| PASS-30 | ||||||
|
|
Sensitivity | 40.54.00 (26.35-56.51) | 50.00 (33.15-66.85) | 60.00 (40.74-76.60) | 66.67 (45.37-82.81) | 78.95 (56.67-91.49) |
|
|
Specificity | 98.87 (93.91-99.8) | 100.00 (96.15-100.0) | 99.01 (94.60-99.83) | 99.05 (94.80-99.83) | 98.13 (93.44-99.49) |
|
|
LR+ | 36.08 (4.94-263.32) | N/Ae | 60.6 (8.39-473.30) | 70 (9.72-503.92) | 42.24 (10.50-169.98) |
| PASS-40 | ||||||
|
|
Sensitivity | 29.72 (17.49-45.78) | 40.00 (24.59-57.68) | 36.67 (50.5-89.82) | 57.14 (36.55-75.53) | 63.16 (41.04-80.85) |
|
|
Specificity | 100 (95.86-100) | 100 (96.15-100) | 100 (96.15-100) | 100 (96.47-100.0) | 100 (96.53-100) |
|
|
LR+ | N/A | N/A | N/A | N/A | N/A |
aPTA: pure-tone average.
bdB: decibel.
cPASS: Preschool Audiometry Screening System.
dLR+: positive likelihood ratio.
eN/A: not applicable.