Feasibility of a Smartphone-Based Hearing Aid App for Mild-to-Moderate Hearing Loss: Prospective Multicenter Randomized Controlled Trial

Sungmin Jo   ^{1, 2} , BA ;   Moo Kyun Park   ^{1, 3} , MD, PhD ;   Jae-Hyun Seo   ⁴ , MD, PhD ;   Ki-eun Lee   ¹ , BA, MD ;   Jae Sang Han   ⁴ , MD, PhD ;   Ji Hyung Lim   ⁴ , MD ;   Jun Ho Lee   ^{1, 3} , MD, PhD ;   Seung-Ha Oh   ^{1, 3} , MD, PhD

¹ Department of Otorhinolaryngology-Head and Neck Surgery, Seoul National University Hospital, Seoul, Republic of Korea

² Department of Speech Pathology and Audiology, Graduate School, Hallym University, Chuncheon, Republic of Korea

³ Sensory Organ Research Institute, Seoul National University Medical Research Center, Seoul, Republic of Korea

⁴ Department of Otorhinolaryngology-Head and Neck Surgery, College of Medicine, The Catholic University of Korea, Seoul, Republic of Korea