Department of Otorhinolaryngology, Head and Neck Surgery (ENT) Faculty of Medicine, The Chinese University of Hong Kong 香港中文大學 醫學院 耳鼻咽喉 — 頭頸外科學系 - Prof NG Hoi Yee Iris
Iris NG


  • Chief, Division of Audiology
    Assistant Professor
    Department of Otorhinolaryngology, Head & Neck Surgery, CUHK



2014 Doctor of Philosophy
The Chinese University of Hong Kong
2002 Master of Science (Audiology)
University of Hong Kong
2000 Bachelor of Social Science
The Chinese University of Hong Kong


Professional Memberships

2011 – present Fellow, Hong Kong Society of Audiology
2004 – present Full Member, Audiology Australia


Selected Publications

Ng, I. H. Y., Lee, K. Y. S., Lam, J. H. S., van Hasselt, C. A., & Tong, M. C. F. (2016). An application of item response theory and the Rasch model in speech recognition test materials. The American Journal of Audiology, 25(2), 142-152.
Ng, I. H. Y., Lam, J. H. S., & Lee, K. Y. S. (2016). Cantonese spoken word recognition test (1st ed.). Hong Kong: Department of Otorhinolaryngology, Head and Neck Surgery, The Chinese University of Hong Kong.
Kam, A. C. S., Ng, I. H. Y., Cheng, M. M. Y., Wong, T. K. C., & Tong, M. C. F. (2012). Evaluation of the ClearVoice strategy in adults using HiResolution Fidelity 120 sound processing. Clinical and Experimental Otorhinolaryngology, 4(Supp 1), S92.
Lee, K. Y. S., & Ng, I. H. Y. (2011). The impact of hearing loss on speakers of tonal languages: Insights from long-term studies on Cantonese speakers. In J. P. Dupont (Ed.), Hearing loss: Classification, causes and treatment (pp. 165-188). New York: Nova Medical Books.
Ng, I. H. Y., & Driscoll, C. (2009). Hearing loss and middle ear disorders in children with Down syndrome: The need for screening and surveillance systems. In D. Jelinek, & G. Dvorak (Eds.), Handbook of Down syndrome research (pp. 397-408). New York: Nova Biomedical Books.
Yuen, K. C. P., Ng, I. H. Y., Luk, B. P. K., Chan, S. K. W., Chan, S. C. S., Kwok, I. C. L., . . . Tong, M. C. F. (2008). The development of Cantonese lexical neighborhood test: A pilot study. International Journal of Pediatric Otorhinolaryngology, 72(7), 1121-1129.
Tsui, P. W. Y., McPherson, B., Wong, E. C. M., & Ng, I. H. Y. (2008). Infant hearing screening: Effects of timeline. Clinical Otolaryngology, 33(2), 108-112.
McPherson, B., Lai, S. P. S., Leung, K. K. K., & Ng, I. H. Y. (2007). Hearing loss in Chinese school children with Down syndrome. International Journal of Pediatric Otorhinolaryngology, 71(12), 1905-1915.
Ng, I. H. Y., & McPherson, B. (2005). Test-retest reliability of distortion product otoacoustic emissions in the 1 to 7 kHz range. Audiological Medicine, 3(2), 108-115.


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