Research Article
Otitis Media: Long-Term Effect on Central Auditory Nervous System
Table 1
Parameters of acquisition of the Click-ABR and FFR.
| PARAMETERS | Click-ABR | FFR |
| Equipment | Biologic Navigator Pro | Biologic Navigator Pro | Stimulated Ear | RE and LE | RE and LE | Stimulus | Not verbal | Verbal | Type of the stimulus | Click | Speech | Duration of the stimulus | 0.1 msec | 40 msec | Polarity of the stimulus | Rarefaction | Alternate | Intensity of the stimulus | 80 dBHL | 80 dB SPL | Speed of the stimulus | 19.3/sec | 10.9 sec | Number of sweeps | 2000 | 6000 | Replicability | 2 collections of 2000 | 2 collections of 3000 | Filter | 100-1500 Hz | 100-2000 Hz | Window | 10.66 msec | 85.33 msec | Transducer | Insert (ER-3A; Natus Medical) | Insert (ER-3A; Natus Medical) |
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Legend: RE: Right Ear; LE: Left Ear; msec: milliseconds; sec: seconds; ABR: Auditory Brainstem Response; FFR: Frequency Following Response.
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