All Outputs (20)

Relationships between subjective and objective measures of listening accuracy and effort in an online speech-in-noise study (2025)
Journal Article
Wiggins, I., Stacey, J. E., Naylor, G., & Saunders, G. H. (in press). Relationships between subjective and objective measures of listening accuracy and effort in an online speech-in-noise study. Ear and Hearing,

Objectives
Speech-in-noise performance is of paramount importance to daily function, and there exists a bewildering array of outcome measures to capture the many dimensions of this concept. The aim of the present study was to provide insight into ho... Read More about Relationships between subjective and objective measures of listening accuracy and effort in an online speech-in-noise study.

Listening efficiency in adult cochlear-implant users compared with normally-hearing controls at ecologically relevant signal-to-noise ratios (2023)
Journal Article
Perea Pérez, F., Hartley, D. E. H., Kitterick, P. T., Zekveld, A. A., Naylor, G., & Wiggins, I. M. (2023). Listening efficiency in adult cochlear-implant users compared with normally-hearing controls at ecologically relevant signal-to-noise ratios. Frontiers in Human Neuroscience, 17, Article 1214485. https://doi.org/10.3389/fnhum.2023.1214485

Introduction: Due to having to work with an impoverished auditory signal, cochlear-implant (CI) users may experience reduced speech intelligibility and/or increased listening effort in real-world listening situations, compared to their normally-heari... Read More about Listening efficiency in adult cochlear-implant users compared with normally-hearing controls at ecologically relevant signal-to-noise ratios.

Exploring listening-related fatigue in children with and without hearing loss using self-report and parent-proxy measures (2023)
Journal Article
Adams, B., Thornton, S. K., Naylor, G., Spriggs, R. V., Wiggins, I. M., & Kitterick, P. T. (2023). Exploring listening-related fatigue in children with and without hearing loss using self-report and parent-proxy measures. Frontiers in Pediatrics, 11, Article 1127578. https://doi.org/10.3389/fped.2023.1127578

Children with hearing loss appear to experience greater fatigue than children with normal hearing (CNH). Listening-related fatigue is often associated with an increase in effortful listening or difficulty in listening situations. This has been observ... Read More about Exploring listening-related fatigue in children with and without hearing loss using self-report and parent-proxy measures.

Perceived Listening Difficulties of Adult Cochlear-Implant Users Under Measures Introduced to Combat the Spread of COVID-19 (2022)
Journal Article
Perea Pérez, F., Hartley, D. E., Kitterick, P. T., & Wiggins, I. M. (2022). Perceived Listening Difficulties of Adult Cochlear-Implant Users Under Measures Introduced to Combat the Spread of COVID-19. Trends in Hearing, 26, 1-22. https://doi.org/10.1177/23312165221087011

Following the outbreak of the COVID-19 pandemic, public-health measures introduced to stem the spread of the disease caused profound changes to patterns of daily-life communication. This paper presents the results of an online survey conducted to doc... Read More about Perceived Listening Difficulties of Adult Cochlear-Implant Users Under Measures Introduced to Combat the Spread of COVID-19.

Sound pressure levels in close proximity to sound reinforcement loudspeakers (2021)
Presentation / Conference Contribution
Wiggins, I., & Liston, K. (2021, November). Sound pressure levels in close proximity to sound reinforcement loudspeakers. Presented at Reproduced Sound 2021: You’re on Mute – The importance of Audio, Bristol, UK

Use of Functional Near-Infrared Spectroscopy to Predict and Measure Cochlear Implant Outcomes: A Scoping Review (2021)
Journal Article
Harrison, S. C., Lawrence, R., Hoare, D. J., Wiggins, I. M., & Hartley, D. E. H. (2021). Use of Functional Near-Infrared Spectroscopy to Predict and Measure Cochlear Implant Outcomes: A Scoping Review. Brain Sciences, 11(11), Article 1439. https://doi.org/10.3390/brainsci11111439

Outcomes following cochlear implantation vary widely for both adults and children, and behavioral tests are currently relied upon to assess this. However, these behavioral tests rely on subjective judgements that can be unreliable, particularly for i... Read More about Use of Functional Near-Infrared Spectroscopy to Predict and Measure Cochlear Implant Outcomes: A Scoping Review.

Sound pressure levels in close proximity to sound-reinforcement speakers (2021)
Presentation / Conference Contribution
Wiggins, I., & Liston, K. (2021, October). Sound pressure levels in close proximity to sound-reinforcement speakers. Presented at ACOUSTICS 2021, Hybrid

Investigating Cortical Responses to Noise-Vocoded Speech in Children with Normal Hearing Using Functional Near-Infrared Spectroscopy (fNIRS) (2021)
Journal Article
Mushtaq, F., Wiggins, I. M., Kitterick, P. T., Anderson, C. A., & Hartley, D. E. (2021). Investigating Cortical Responses to Noise-Vocoded Speech in Children with Normal Hearing Using Functional Near-Infrared Spectroscopy (fNIRS). Journal of the Association for Research in Otolaryngology, 22(6), 703-717. https://doi.org/10.1007/s10162-021-00817-z

Whilst functional neuroimaging has been used to investigate cortical processing of degraded speech in adults, much less is known about how these signals are processed in children. An enhanced understanding of cortical correlates of poor speech percep... Read More about Investigating Cortical Responses to Noise-Vocoded Speech in Children with Normal Hearing Using Functional Near-Infrared Spectroscopy (fNIRS).

Evaluating cortical responses to speech in children: A functional near-infrared spectroscopy (fNIRS) study (2020)
Journal Article
Lawrence, R. J., Wiggins, I. M., Hodgson, J. C., & Hartley, D. E. (2021). Evaluating cortical responses to speech in children: A functional near-infrared spectroscopy (fNIRS) study. Hearing Research, 401, Article 108155. https://doi.org/10.1016/j.heares.2020.108155

Functional neuroimaging of speech processing has both research and clinical potential. This work is facilitating an ever-increasing understanding of the complex neural mechanisms involved in the processing of speech. Neural correlates of speech under... Read More about Evaluating cortical responses to speech in children: A functional near-infrared spectroscopy (fNIRS) study.

Evaluating cortical responses to speech in children: A functional near-infrared spectroscopy (fNIRS) study (2020)
Journal Article
Lawrence, R., Wiggins, I., Hodgson, J., & Hartley, D. (2021). Evaluating cortical responses to speech in children: A functional near-infrared spectroscopy (fNIRS) study. Hearing Research, 401, Article 108155. https://doi.org/10.1016/j.heares.2020.108155

Functional neuroimaging of speech processing has both research and clinical potential. This work is facilitating an ever-increasing understanding of the complex neural mechanisms involved in the processing of speech. Neural correlates of speech under... Read More about Evaluating cortical responses to speech in children: A functional near-infrared spectroscopy (fNIRS) study.

The Benefit of Cross-Modal Reorganization on Speech Perception in Pediatric Cochlear Implant Recipients Revealed Using Functional Near-Infrared Spectroscopy (2020)
Journal Article
Mushtaq, F., Wiggins, I. M., Kitterick, P. T., Anderson, C. A., & Hartley, D. E. H. (2020). The Benefit of Cross-Modal Reorganization on Speech Perception in Pediatric Cochlear Implant Recipients Revealed Using Functional Near-Infrared Spectroscopy. Frontiers in Human Neuroscience, 14, https://doi.org/10.3389/fnhum.2020.00308

Cochlear implants (CIs) are the most successful treatment for severe-to-profound deafness in children. However, speech outcomes with a CI often lag behind those of normally-hearing children. Some authors have attributed these deficits to the takeover... Read More about The Benefit of Cross-Modal Reorganization on Speech Perception in Pediatric Cochlear Implant Recipients Revealed Using Functional Near-Infrared Spectroscopy.

Evaluating time-reversed speech and signal-correlated noise as auditory baselines for isolating speech-specific processing using fNIRS (2019)
Journal Article
Mushtaq, F., Wiggins, I. M., Kitterick, P. T., Anderson, C. A., & Hartley, D. E. H. (2019). Evaluating time-reversed speech and signal-correlated noise as auditory baselines for isolating speech-specific processing using fNIRS. PLoS ONE, 14(7), Article e0219927. https://doi.org/10.1371/journal.pone.0219927

Evidence using well-established imaging techniques, such as functional magnetic resonance imaging and electrocorticography, suggest that speech-specific cortical responses can be functionally localised by contrasting speech responses with an auditory... Read More about Evaluating time-reversed speech and signal-correlated noise as auditory baselines for isolating speech-specific processing using fNIRS.

Preoperative brain imaging using functional near-infrared spectroscopy helps predict cochlear implant outcome in deaf adults (2019)
Journal Article
Anderson, C. A., Wiggins, I. M., Kitterick, P. T., & Hartley, D. E. (2019). Preoperative brain imaging using functional near-infrared spectroscopy helps predict cochlear implant outcome in deaf adults. Journal of the Association for Research in Otolaryngology, 20(5), 511–528. https://doi.org/10.1007/s10162-019-00729-z

Currently it is not possible to accurately predict how well a deaf individual will be able to understand speech when hearing is (re)introduced via a cochlear implant. Differences in brain organisation following deafness are thought to contribute to v... Read More about Preoperative brain imaging using functional near-infrared spectroscopy helps predict cochlear implant outcome in deaf adults.

Listening in naturalistic scenes: what can functional near-infrared spectroscopy and intersubject correlation analysis tell us about the underlying brain activity? (2018)
Journal Article
Rowland, S. C., Hartley, D. E. H., & Wiggins, I. M. (2018). Listening in naturalistic scenes: what can functional near-infrared spectroscopy and intersubject correlation analysis tell us about the underlying brain activity?. Trends in Hearing, 22, 1-18. https://doi.org/10.1177/2331216518804116

Listening to speech in the noisy conditions of everyday life can be effortful, reflecting the increased cognitive workload involved in extracting meaning from a degraded acoustic signal. Studying the underlying neural processes has the potential to p... Read More about Listening in naturalistic scenes: what can functional near-infrared spectroscopy and intersubject correlation analysis tell us about the underlying brain activity?.

Cortical correlates of speech intelligibility measured using functional near-infrared spectroscopy (fNIRS) (2018)
Journal Article
Lawrence, R. J., Wiggins, I. M., Anderson, C. A., Davies-Thompson, J., & Hartley, D. E. (2018). Cortical correlates of speech intelligibility measured using functional near-infrared spectroscopy (fNIRS). Hearing Research, 370, 53-64. https://doi.org/10.1016/j.heares.2018.09.005

Functional neuroimaging has identified that the temporal, frontal and parietal cortex support core aspects of speech processing. An objective measure of speech intelligibility based on cortical activation in these brain regions would be extremely use... Read More about Cortical correlates of speech intelligibility measured using functional near-infrared spectroscopy (fNIRS).

Adaptive benefit of cross-modal plasticity following cochlear implantation in deaf adults (2017)
Journal Article
Anderson, C. A., Wiggins, I. M., Kitterick, P. T., & Hartley, D. E. H. (2017). Adaptive benefit of cross-modal plasticity following cochlear implantation in deaf adults. Proceedings of the National Academy of Sciences, 114(38), 10256-10261. https://doi.org/10.1073/pnas.1704785114

© 2017, National Academy of Sciences. All rights reserved. It has been suggested that visual language is maladaptive for hearing restoration with a cochlear implant (CI) due to cross-modal recruitment of auditory brain regions. Rehabilitative guideli... Read More about Adaptive benefit of cross-modal plasticity following cochlear implantation in deaf adults.

Brain activity underlying the recovery of meaning from degraded speech: A functional near-infrared spectroscopy (fNIRS) study (2017)
Journal Article
Wijayasiri, P., Hartley, D. E., & Wiggins, I. M. (2017). Brain activity underlying the recovery of meaning from degraded speech: A functional near-infrared spectroscopy (fNIRS) study. Hearing Research, 351, 55-67. https://doi.org/10.1016/j.heares.2017.05.010

The purpose of this study was to establish whether functional near-infrared spectroscopy (fNIRS), an emerging brain-imaging technique based on optical principles, is suitable for studying the brain activity that underlies effortful listening. In an e... Read More about Brain activity underlying the recovery of meaning from degraded speech: A functional near-infrared spectroscopy (fNIRS) study.

Speech-evoked activation in adult temporal cortex measured using functional near-infrared spectroscopy (fNIRS): Are the measurements reliable? (2016)
Journal Article
Wiggins, I. M., Anderson, C. A., Kitterick, P. T., & Hartley, D. E. (2016). Speech-evoked activation in adult temporal cortex measured using functional near-infrared spectroscopy (fNIRS): Are the measurements reliable?. Hearing Research, 339, 142-154. https://doi.org/10.1016/j.heares.2016.07.007

Functional near-infrared spectroscopy (fNIRS) is a silent, non-invasive neuroimaging technique that is potentially well suited to auditory research. However, the reliability of auditory-evoked activation measured using fNIRS is largely unknown. The p... Read More about Speech-evoked activation in adult temporal cortex measured using functional near-infrared spectroscopy (fNIRS): Are the measurements reliable?.

A synchrony-dependent influence of sounds on activity in visual cortex measured using functional near-infrared spectroscopy (fNIRS) (2015)
Journal Article
Hartley, D., & Wiggins, I. (2015). A synchrony-dependent influence of sounds on activity in visual cortex measured using functional near-infrared spectroscopy (fNIRS). PLoS ONE, 10(3), Article 0122862. https://doi.org/10.1371/journal.pone.0122862

Evidence from human neuroimaging and animal electrophysiological studies suggests that signals from different sensory modalities interact early in cortical processing, including in primary sensory cortices. The present study aimed to test whether fun... Read More about A synchrony-dependent influence of sounds on activity in visual cortex measured using functional near-infrared spectroscopy (fNIRS).

The use of functional near-infrared spectroscopy for measuring cortical reorganisation in cochlear implant users: a possible predictor of variable speech outcomes? (2015)
Journal Article
Lawler, C. A., Wiggins, I. M., Dewey, R. S., & Hartley, D. E. (2015). The use of functional near-infrared spectroscopy for measuring cortical reorganisation in cochlear implant users: a possible predictor of variable speech outcomes?. Cochlear Implants International, 16(Suppl 1), S30-S32. https://doi.org/10.1179/1467010014Z.000000000230