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At least 19 recordsLinked to original sources

[The audio-visually determined reaction evaluation test (A-V-R test) (a hearing test for infants and small children)].

The A-V-R-test is accomplished in a free sound field, either with a play audio-metric table (clinical use) or with a textile paravent (practice). The main effort of this reactiontest is the auditive-visual determination. The examiner provokes the auditive readiness with a supraliminal impulse, which prepares the starting position for offering an acoustic test impulse in a low signal strength on the left or right side. If the test is realized with the textile paravent, frequency and intensity proved music instruments or other sound producing objects (bunch of keys, Ewing-rattle, etc.) are offered to the child. If the A-V-R-test is accomplished with the play-audio-metric table, the tester presents a frequency specific narrow band noise to the examinee. Only the turn of the infant's head towards the source of the sound is evaluated. Infants older than 2 years may show specific reactions, depending on the stage of their development.

Acoustic Stimulation↗

Efficacy of a computer-based hearing test and tailored hearing protection intervention.

Advances in computer technology and accessibility enable researchers to provide individually tailored interventions for behavioral change. Using multimedia technology, this study developed and tested a computer-based hearing test and a tailored intervention. The purpose of this study was to evaluate, using a randomized experimental design, the efficacy of the intervention to increase workers' use of hearing protection. The tailored intervention developed by the research team showed more significant short-term effect measured immediately after the intervention than the control intervention. For the long-term effect measured 1 year after the intervention, both tailored and control groups showed significant increase in their reported use (7% vs. 6%) from preintervention to postintervention, but no significant difference between the two groups. The change accomplished in this study was small progress toward the desired level of 100% use of hearing protection to prevent noise-induced hearing loss. This finding showed that changing workers' hearing protection behavior is difficult.

Adult↗

Finding an effective hearing testing protocol to identify hearing loss and middle ear disease in school-aged children.

This descriptive study defined an effective hearing testing protocol for elementary school-aged children (N = 41). It compared the identification of hearing loss and middle ear disease using pure tone threshold audiometry with tympanometry to using pure tone threshold audiometry. Betty Neuman's Systems Model was used as the conceptual framework for this study. Results showed that a greater number of ears were identified with middle ear disease using the research protocol (n = 22) than would have been identified with middle ear disease (n = 9) using pure tone audiometry alone. The same number of ears (n = 26) were identified with hearing loss using either method. The study further demonstrates a difference between the first and second hearing test results using the specified protocol that validates the necessity for repeating the two tests after 4 weeks before making referrals.

Acoustic Impedance Tests↗

New hearing test.

Explore the source record for details and available documents.

Hearing Disorders↗

Correlations between audiogram and objective hearing tests in sensorineural hearing loss.

Owing to its subjective nature, behavioral pure-tone audiometry often is an unreliable testing method in uncooperative subjects, and assessing the true hearing threshold becomes difficult. In such cases, objective tests are used for hearing-threshold determination (i.e., auditory brainstem evoked potentials [ABEP] and frequency-specific auditory evoked potentials: slow negative response at 10 msec [SN-10]). The purpose of this study was to evaluate the correlation between pure-tone audiogram shape and the predictive accuracy of SN-10 and ABEP in normal controls and in patients suffering from sensorineural hearing loss (SNHL). One-hundred-and-fifty subjects aged 15 to 70, some with normal hearing and the remainder with SNHL, were tested prospectively in a double-blind design. The battery of tests included pure-tone audiometry (air and bone conduction), speech reception threshold, ABEP, and SN-10. Patients with SNHL were divided into four categories according to audiogram shape (i.e., flat, ascending, descending, and all other shapes). The results showed that ABEP predicts behavioral thresholds at 3 kHz and 4 kHz in cases of high-frequency hearing loss. Also demonstrated was that ABEP threshold estimation at 3 kHz was not affected significantly by audiogram contour. A good correlation was observed between SN-10 and psychoacoustic thresholds at 1 kHz, the only exception being the group of subjects with ascending audiogram, in which SN-10 overestimated the hearing threshold.

Acoustic Stimulation↗

[Value of preliminary hearing tests].

Investigation of hearing with whispered and colloquial speech and also tuning fork tests are used routinely by many otologists. A different group of otologists find the tests inconsistent and unreliable. This controversy has probably developed because the audiometer has replaced the tuning fork in hearing measurement. The hearing tests with the whispered and colloquial speech are also a little unsafe. However, they are important orientating hearing tests checking the result of audiometry. Some principles of the investigation of hearing with whispered and colloquial speech and the Weber- and Rinne-tuning fork test are shortly described. The necessary control of pure tone audiometry by tuning forks is pointed out. The value particularly in the diagnosis of conductive hearing loss, and the limitations of informal hearing tests and tuning forks are discussed.

Audiometry, Pure-Tone↗

Intermediate hearing tests as predictors of hearing aid acceptance.

This prospective study analyses the ability of several different intermediate hearing screening techniques to predict hearing aid acceptance in a pre-retirement population. In addition to the traditional methods of using sensitivity and specificity to analyse test performance, signal detection theory has been used to obtain a single detectability rate for each test. Questionnaires were able to identify individuals with hearing difficulties but included a significant group of people who ultimately would not accept a hearing aid. This group could be eliminated either clinically using free field speech testing, or audiometrically using warble tone thresholds, without the need for formal pure tone audiometry.

Aged↗

[Physiologic validation of the method of functional hearing tests for evaluation of hearing function].

Physiological validation is presented for application of ototopicometry. This method is intended for measurements of minimal recognizable angles of a moving sound object localization in several space planes. Quantitative characteristics of ototopical function in healthy subjects upon localization of various sound stimuli are described. Ototopicometry is proposed as an additional audiological test for functional assessment of the acoustic human system.

Adolescent↗