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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
101

Sensory-processing sensitivity predicts fatigue from listening, but not perceived effort, in young and older adults

McGarrigle, Ronan, Mattys, S. 24 October 2022 (has links)
Yes / Purpose: Listening-related fatigue is a potential negative consequence of challenges experienced during everyday listening, and may disproportionately affect older adults. Contrary to expectation, we recently found that increased reports of listening-related fatigue were associated with better performance on a dichotic listening task (McGarrigle et al., 2021a). However, this link was found only in individuals who reported heightened sensitivity to a variety of physical, social, and emotional stimuli (i.e., increased ‘sensory-processing sensitivity’; SPS). The current study examined whether perceived effort may underlie the link between performance and fatigue. Methods: 206 young adults, aged 18-30 years (Experiment 1) and 122 older adults, aged 60-80 years (Experiment 2) performed a dichotic listening task and were administered a series of questionnaires including: the NASA task load index of perceived effort, the Vanderbilt Fatigue Scale (measuring daily life listening-related fatigue) and the Highly Sensitive Person Scale (measuring SPS). Both experiments were completed online. Results: SPS predicted listening-related fatigue but perceived effort during the listening task was not associated with SPS or listening-related fatigue in either age group. We were also unable to replicate the interaction between dichotic listening performance and SPS in either group. Exploratory analyses revealed contrasting effects of age; older adults found the dichotic listening task more effortful, but indicated lower overall fatigue. Conclusions: These findings suggest that SPS is a better predictor of listening-related fatigue than performance or effort ratings on a dichotic listening task. SPS may be an important factor in determining an individual’s likelihood of experiencing listening-related fatigue irrespective of hearing or cognitive ability. / This research was supported by an ESRC New Investigator Award (ES/R003572/1) to Ronan McGarrigle.
102

Hearing Aid Usage in Different Listening Environments

Eddie, Sarah Joan January 2007 (has links)
This study investigates the listening environments of hearing aid users by employing the data logging capacity of their hearing aids. The idea that a hearing aid user's listening environments are important in prescribing desired hearing aid features has been discussed in the literature, however, investigation of listening environments has been limited in the past as it has relied mainly on subjective recordings. Data logging, the capacity of a hearing aid to continuously store information regarding time spent in different programs, listening environments, and microphone modes, is now available in a number of hearing aid models, and therefore provides an objective tool for studying a hearing aid user's listening environments. The data logging information from fifty-seven new hearing aid wearers, including 50 males and 7 females (mean age = 68 years, SD = 11.3), was obtained during the first routine clinic follow-up session for each individual. Measures of time spent in different listening environments, microphone modes, and overall sound levels, were analyzed. Hearing aid usage time was found to be highest in "Speech Only" situations (44.8%), followed by "Quiet" (26.7%), "Noise Only" (16.3%) and "Speech in Noise" (12.3%) situations. The majority of the hearing aid users' time was spent in "Surround" microphone mode (74.3%), followed in order by "Split" (22.3%) and "Full" (3.5%) directional modes. Results of two separate two-way ANOVAs revealed no significant age effect either on time spent in different listening environments [F(3,49) = 0.7, p= 0.5] or on time spent in different microphone modes [F(3,20) = 0.6, p= 0.6]. These findings provide empirical evidence regarding the general listening pattern of hearing aid users, which can be used as a starting point when troubleshooting problems experienced by hearing aid clients, or assessing a user's need for various hearing aid features.
103

Use and maintenance of assistive listening devices in the Christchurch community.

Begg, Simon January 2007 (has links)
Hearing loss is a disability that affects thousands of people in the world. It is estimated that there is 400,000 people with hearing difficulties in New Zealand (New Zealand Audiological Society, 2007). People with hearing loss have the right to access to information and communication (United Nations Enable, 2003). Without access to information and communication, the hearing impaired may encounter problems with emotional and social functioning, and consequently suffer with decreased quality of life. Clinical experience and investigations have revealed success with assistive listening devices (ALDs) where use of hearing aids has been unsuccessful. ALDs are devices that improve the communication function for the hearing impaired. ALDs can be used with or without hearing aids to overcome the negative effects of poor room acoustics. Currently, in the literature, little is known about the use and maintenance of ALDs in community organizations. This study investigates the use and maintenance of ALDs in the Christchurch community of New Zealand. A list of community organizations that provide ALDs to the public of Christchurch was also made available to individuals who have hearing impairment. The study found there is a lack of ALDs within the Christchurch community. Also that current ALD technology within the Christchurch community is not necessarily compatible with current hearing aid technology and that most organizations rely too heavily on PA systems. PA systems do not necessarily meet the needs of the hearing impaired and an ALD specifically targeting their hearing loss would improve their speech perception. Community organizations are not advertising enough that they offer ALDs which adds to the lack of awareness in Christchurch. Results found that most ALDs in the Christchurch community are in working order, however, there is a need for organizations to be educated about their use and maintenance. Audiologists and other health professionals have a key role in providing appropriate recommendations in the use and benefits that ALDs have on speech perception. These will directly improve the listening situations that the hearing impaired have throughout their communities, thus improving their quality of life.
104

VERBAL AND NONVERBAL PROCESSING AMONG LEFT- AND RIGHT-HANDED GOOD READERS AND READING-DISABLED CHILDREN.

CONRAD, PAMELA FANKHAUSER. January 1987 (has links)
Differences in cerebral lateralization of verbal and nonverbal stimuli between left- and right-handed good readers and left- and right-handed reading-disabled children were examined. The study utilized the dichotic listening paradigm and examined the effects of directed attention on the processing of consonant-vowel (CV) and tonal stimuli by the four groups. The sixty subjects included fifteen right-handed good readers (eleven females and four males, mean age 10-3), fifteen left-handed good readers (eight females and seven males, mean age 10-5), fifteen right-handed reading-disabled children (six females and nine males, mean age 10-5), and fifteen left-handed reading-disabled children (four females and eleven males, mean age 10-8). All left-handed subjects had sinistral relatives. A three-factorial analysis of variance resulted in a significant left ear advantage (LEA) for tonal stimuli across all directed attention conditions for all groups. When presented with CV stimuli, the right-handed good readers produced a significant right ear advantage (REA) across all attentional conditions. The left-handed good readers and left-handed reading-disabled children were left ear (LE) dominant in the free recall and directed left conditions but produced a shift toward the right ear (RE) during the directed right condition. Right-handed reading-disabled children demonstrated a REA during free recall and directed right but were able to direct attention to the LE in the directed left condition. The study provided initial findings on the auditory processing of simple tonal stimuli among anomalous groups of children and documented the strong LEA found in previous studies of adult subjects. Verbal processing results for right-handed good readers and reading-disabled children confirmed previous findings with these populations. Reversed verbal processing (right hemisphere) was documented in both left-handed groups in two of the experimental conditions. The results provide additional support for the structural theory of lateralization and suggest reversed or bilaterialized processing abilities for language in strongly left-handed good reader children. Components of the attentional bias model are necessary to explain the effects of directed attention on the auditory perceptual asymmetry found in the reading-disabled groups.
105

Kanker- en niekankerpasiënte se belewenis van die luistergroeptegniek / M. Strydom

Strydom, Munro January 2006 (has links)
The aim with this research was to determine how cancer patients (the inner group) and non-cancer patients (the listening group) experience the listening group technique. A qualitative research design was utilised. The reasons for undertaking this research were the following: Experience has indicated that the listening group technique may be an effective method to help individuals discover alternative life stories besides the dominant stories that direct their lives. Some authors have expressed the need for therapists to do research on the listening group technique to ascertain its effectiveness as a therapeutic approach. The reason for focusing specifically on cancer patients is the high incidence of cancer and the accompanying medical and psychological effects it has for the individual. Psychological interventions appear to have positive results for cancer patients. The project was announced to cancer patients and their supporters, as well as in the postgraduate Psychology classes. Six cancer patients, five supporters and ten students participated on a voluntarily basis - twelve as members of the inner group (cancer patients and supporters) and nine as members of the listening group. Eight members of the inner group were female and four were male. Their ages varied from twenty - two to sixty - two. The listening group consisted of six female and three male students, of whom seven were honours students and two were masters students. Their ages varied from twenty - one to twenty - two. The study leader and the researcher acted as facilitators during the sessions. The process covered five evenings. After the introductory session, the first two sessions were held in the first week, while the last two sessions took place during the subsequent two weeks. Each session lasted approximately two hours. The way the participants experienced the technique was determined by means of semi-structured interviews. The following five themes came to the fore on analysing the data: other perspectives that developed and growth that took place during sessions, it was a learning experience, the participants' experience of the process, the participants' experience of the procedures and application of the technique, and suggestions that the participants made. The results indicated that the listening group technique can be applied to obtain beneficial outcomes for the participants. It can, inter aha, help them to develop new perspectives about their personal dilemmas and stimulate personal growth. / Thesis (M.A. (Clinical Psychology))--North-West University, Potchefstroom Campus, 2007.
106

An Evaluation of Music Appreciation Courses in Selected Institutions of Higher Learning by Measuring Change in the Sensitivity of the Students to Form and Style in Unfamiliar Music

Smith, George Francis, 1931- 08 1900 (has links)
The present study is an evaluation of music appreciation courses in selected institutions of higher learning by measuring change in the sensitivity of the students to form and style in unfamiliar music.
107

THE EFFECT OF SIMULTANEOUS, IRRELEVANT AUDITORY AND VISUAL STIMULI ON A FORCED-ATTENTION DICHOTIC LISTENING TEST

Davis, Keri 01 January 2014 (has links)
Many of the studies examining cognitive control during selective attention across different sensory modalities conflict. This study was designed to study the effect of an irrelevant visual stimulus and an auditory distraction of backward speech on a forced attention dichotic listening test. I predicted that the visual stimulus and backward speech would not have a significant effect on the ear advantage. The results showed that all subjects were able to force their attention to the ear regardless of the visual or auditory distracters. In addition, I found that an irrelevant visual stimulus affects auditory attention more so in the left visual field than the right visual field. This proves that top-down processing can override bottom-processing and auditory tasks demanding full processing capacity limit the processing of the irrelevant visual stimulus.
108

A Bipolar Structure of Affective Experience: A Dichotic Listening Study

Cain, Mallory January 2006 (has links)
Thesis advisor: Lisa Feldman Barrett / A current debate ensues between the bivalent and the bipolar views of affect. This study has attempted to further support the side of bipolarity. The bipolar model of affective experience explains that affect is experienced along a single continuum and therefore a person processes only one feeling of affect at a time and cannot experience opposite states of affect simultaneously. I predicted that, in accordance with the bipolar model, participants would be unable to process semantic information from both positive and negative narratives at the same time in a dichotic listening. This inability would cause the participants to make shadowing errors when their attention shifted to the unattended channel as well as causing a vocal delay when the narratives switched auditory channels midway through the experiment. They would rate themselves in bipolar space throughout the experiment, but to then rate themselves in bivalent space when they made a summary judgment at the end of the experiment, since they are asked to combine their entire experience into a discreet rating. Twenty-one undergraduate students participated in a dichotic listening task while using the CTVG to continuously record their current state of affect in real time. The percent of errors made in shadowing, vocal delay, position on the grid for the summary judgments and the placement on the grid surrounding attention shifts were all measured. Results suggest that the structure of the affective experience follows the bipolar model. Implications of this research are discussed. / Thesis (BA) — Boston College, 2006. / Submitted to: Boston College. College of Arts and Sciences. / Discipline: Psychology. / Discipline: College Honors Program.
109

Guided listening as an aid to musical growth in the elementary school child

Coska, Helen Joan January 1962 (has links)
Thesis (M.M.E.)--Boston University. / Statement of the problem. It was the purpose of this study (1) to clarify some desirable objectives and procedures for guiding and motivating children's growing musical perceptions through listening; and (2) to suggest ways of presenting selected music literature in the primary and intermediate grades in such a way that it implements these objectives and encourages growth in perceptive listening. Methods and procedures. Basically, a library research study, the sources of data included a review of current literature in music education and general elementary education. Books, periodicals, yearbooks, and publications of learned societies were consulted, as well as books on music and musicians. Special emphasis was given to books written specifically for children and teachers. Other works consulted were master's theses and doctoral dissertations [TRUNCATED]
110

A canção do regresso: relato de uma experiência de doutoramento / The song of the return: report of a doctoral experience

Panzeri, Paulo Renato Minati 27 March 2015 (has links)
Este trabalho apresenta relatos, reflexões e memórias da formação artística e pessoal do pesquisador. Entendemos como formação não apenas as atividades desenvolvidas na educação formal, mas também os encontros dentro e fora de instituições de ensino. Entendemos também como formação a convivência com professores, colegas, funcionários, amigos e familiares nos mais diversos espaços ao longo da trajetória do pesquisador. Para que esta tarefa fosse realizada, procurou-se uma habitação entre experiências de escuta e escutas da experiência, para revelar, através da escritura, o saber de uma experiência de doutoramento. / This work presents reports, reflections and memories of the researcher\'s artistic and personal education. We understood as education not just the activities developed in the formal education, but also the encounters inside and outside of educational institutions. We also understood as education the coexistence with teachers, colleagues, employees, friends and family in the most several spaces along the researcher\'s trajectory. In order to accomplish this task, a place was sought between listening experiences and listening of the experience, to reveal through the scripture the knowledge of the subject of a doctoral experience

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