Publications

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In Press

Easwar V, Birstler J, Harrison A, Scollie S, Purcell D. (2021). The Influence of Sensation Level on Speech-Evoked Envelope Following Responses. Ear and Hearing.

Easwar, V., Scollie, S., Lasarev, M., Urichuk, M., Aiken, S. J., & Purcell, D. W. (2021). Characteristics of Speech-Evoked Envelope Following Responses in Infancy. Trends in Hearing. 25.
Easwar, V., Boothalingam, S., Flaherty R. (2021). Fundamental frequency-dependent changes in vowel-evoked envelope following responses. Hearing Research. 208.

2021

Easwar, V., Bridgwater, E., Purcell, D. (2021). The Influence of Vowel Identity, Vowel Production Variability, and Consonant Environment on Envelope Following Responses. Ear and Hearing, 42 (3), 662-672.

Urichuk, M., Easwar, V., & Purcell, D. (2021). Montage-related variability in the characteristics of envelope following responses. Ear and Hearing42(5). 1436-1440.

2020

Smieja, D., Dunkley, B., Papsin, B., Easwar, V., Yamazaki, H., Deighton, M. & Gordon, K. (2020). Inter-hemispheric auditory connectivity require normal access to sound in both ears during development. NeuroImage, 208, 116455.

Easwar, V., Scollie, S., Aiken, S., & Purcell, D. (2020). Test-Retest Variability in the characteristics of envelope following responses evoked by speech stimuli. Ear and Hearing, 41 (1), 150-164.

Easwar, V., Birstler, J., Harrison, A., Scollie, S., & Purcell, D. (2020). The Accuracy of Envelope Following Responses in Predicting Speech Audibility, Ear and Hearing, 41(6), 1732-1746.

2019

Easwar, V., Scollie, S., & Purcell, D. (2019). Investigating potential interactions between envelope following responses elicited simultaneously by different vowel formants. Hearing Research, 380, 35-45.

2018

Easwar, V., Banyard, A., Aiken, S., & Purcell, D. (2018). Phase-locked responses to the vowel envelope vary in scalp-recorded amplitude due to across-frequency response interactions. European Journal of Neuroscience, 48 (10), 3126-3145.

Easwar, V., Sanlippo, J., Papsin, B., & Gordon, K. (2018). Impact of consistency in daily device use on speech perception abilities in children with cochlear implants: Datalogging evidence. Journal of American Academy of Audiology, 29 (9), 835-846.

Thammaiah, S., Manchaiah, V., Easwar, V., Krishna, R. & McPherson, B. (2018). The Participation Scale: psychometric properties of a South Indian translation with hearing-impaired respondents. Disability and Rehabilitation, 40 (22), 2650-2657.

Yamazaki, H., Easwar, V., Polonenko, M., Jiwani, S., Wong, D., Papsin, B., & Gordon, K. (2018). Cortical hemispheric asymmetries are present at young ages and further develop into adolescence. Human Brain Mapping, 39 (2), 941-954.

Easwar, V., Banyard, A., Aiken, S., & Purcell, D. (2018). Phase delays between tone pairs reveal interactions in scalp-recorded envelope following responses. Neuroscience Letters, 665, 257-262.

Easwar, V., Yamazaki, H., Deighton, M., Papsin, B., & Gordon, K. (2018). Cortical processing of level cues for spatial hearing is impaired in children with prelingual deafness despite early bilateral access to sound. Brain Topography, 31 (3), 270-287.

2017

Gordon, K., Cushing, S., Easwar, V., Polonenko, M., & Papsin, B. (2017). Binaural integration: a challenge to overcome for children with hearing loss. Current Opinion in Otolaryngology & Head and Neck Surgery, 25(6), 514-519.

Easwar, V., Yamazaki, H., Deighton, M., Papsin, B., & Gordon, K. (2017). Cortical representation of interaural time difference is disrupted in development by deafness: evidence from children with early long-term access to sound through bilateral cochlear implants provided simultaneously. The Journal of Neuroscience, 37 (9), 2349-2361.

Thammaiah, S., Manchaiah, V., Easwar, V., Krishna, R., & McPherson, B. (2017). Community-based hearing rehabilitation: Implementation and outcome evaluation. Perspectives for SIG 17, Global Issues in Communication Sciences and Related Disorders, 2, 83-95.

Easwar, V., Yamazaki, H., Deighton, M., Papsin, B., & Gordon, K. (2017). Simultaneous bilateral cochlear implants: developmental advances do not yet achieve normal cortical processing. Brain and Behavior. 00:e00638, doi: 10.1002/brb3.638.

Thammaiah, S., Manchaiah, V., Easwar, V., Krishna, R., & McPherson, B. (2017). Psychometric properties of the Hearing Handicap Questionnaire: A Kannada (South-Indian) translation. International Journal of Audiology, 56(3), 194-201.

2016

Easwar, V., Sanlippo, J., Papsin, B., & Gordon, K. (2016). Factors affecting daily cochlear implant use in children: datalogging evidence. Journal of American Academy of Audiology, 27(10), 824-838.

Thammaiah, S., Manchaiah, V., Easwar, V., & Krishna, R. (2016). Translation and adaptation of five English language self-report health measures to south Indian Kannada language. Audiology Research, doi:10.4081/audiores.2016.153.

Manchaiah, V., Easwar, V., Boothalingam, S., & Thammaiah, S. (2016). Audiology India: Background, Mission, and Accomplishments. Perspectives for SIG 17, Global Issues in Communication Sciences and Related Disorders, 1, 12-19.

2015

Easwar, V., Purcell, D., Aiken, S., Parsa, V., & Scollie, S. (2015). Evaluation of speech-evoked envelope following responses as an objective aided outcome measure: Effect of stimulus level, bandwidth, and amplification in adults with hearing loss. Ear and Hearing, 36(6), 635-652. Article won the 2015 Ear & Hearing Editor’s award for outstanding contribution to the literature on Hearing and Balance.

Easwar, V., Purcell, D., Aiken, S., Parsa, V., & Scollie, S. (2015). Effect of stimulus level and bandwidth on speech-evoked envelope following responses in adults with normal hearing. Ear and Hearing, 36(6), 619-634.

Easwar, V., Beamish, L., Aiken, S., Choi, J., Scollie, S., & Purcell, D. (2015). Sensitivity of speech evoked envelope following responses to vowel polarity. Hearing Research, 320, 38-50.

Manchaiah V., Easwar, V., Boothalingam, S., Chundu, S., & Rajalakshmi, K. (2015). Psychological work environment and professional satisfaction among Indian audiologists. International Journal of Speech & Language Pathology & Audiology, 3(1), 20-27.

2014

Glista, D., Scollie, S., Moodie, S., Easwar, V., & The network of pediatric audiologists in Canada. (2014). The Ling 6(HL) Test: Typical pediatric performance data and clinical use evaluation. Journal of American Academy of Audiology, 25(10), 1008-1021.

2013

Easwar, V., Boothalingam, S., Chundu, S., Manchaiah, V., & Ismail, S. (2013) Audiological Practice in India: An Internet-Based Survey of Audiologists. Indian Journal of Otolaryngology and Head & Neck Surgery, 65(S3), S636-S644.

2012

Glista, D., Easwar, V., Purcell, D., & Scollie, S. (2012) A pilot study on cortical auditory evoked potentials in children: Aided CAEPs reect improved high-frequency audibility with frequency compression hearing aid technology. International Journal of Otolaryngology Special Issue Hearing aids and the Brain, 2012. doi: 10.1155/2012/982894

Easwar, V., Purcell, D., & Scollie, S. (2012) Electroacoustic comparison of hearing aid output of phonemes in running speech versus isolation: Implications for aided cortical auditory evoked potentials testing. International Journal of Otolaryngology Special Issue Hearing aids and the Brain, 2012. doi: 10.1155/2012/518202

Easwar, V., Glista, D., Purcell, D., & Scollie, S. (2012) Hearing aid processing changes tone burst onset: effect on cortical auditory evoked potentials in individuals with normal audiometric thresholds. American Journal of Audiology, 21(1), 82-90.

Easwar, V., Glista, D., Purcell, D., & Scollie, S. (2012) The effect of stimulus choice on cortical auditory evoked potentials (CAEP): Consideration of speech segment positioning within naturally produced speech. International Journal of Audiology, 51(12), 926-931.