Efficacy of Mobile App–Based Cognitive Behavioral Therapy for Insomnia: Multicenter, Single-Blind Randomized Clinical Trial

Jiyoon Shin   ^{1, 2} , MD, PhD ;   Sujin Kim   ³ , MD ;   Jooyoung Lee   ⁴ , MD ;   Hyerin Gu   ⁴ , MA ;   Jihye Ahn   ⁴ , MA ;   Chowon Park   ⁵ , MA ;   Mincheol Seo   ⁶ , MD ;   Jeong Eun Jeon   ¹ , MA ;   Ha Young Lee   ¹ , MA ;   Ji Won Yeom   ^{7, 8} , MD ;   Sojeong Kim   ⁹ , MA ;   Yeaseul Yoon   ⁷ , MS ;   Heon-Jeong Lee   ^{7, 8 *} , MD, PhD ;   Seog Ju Kim   ^{4 *} , MD, PhD ;   Yu Jin Lee   ^{1 *} , MD, PhD

¹ Department of Psychiatry and Center for Sleep and Chronobiology, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Republic of Korea

² Department of Psychiatry, Uijeongbu Eulji Medical Center, Eulji University School of Medicine, Gyeonggi-do, Republic of Korea

³ Department of Psychiatry, Seoul National University College of Medicine, Seoul, Republic of Korea

⁴ Department of Psychiatry, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea

⁵ Department of Psychiatry, Severance Hospital, Seoul, Republic of Korea

⁶ Department of Psychiatry, Veteran Health Service Medical Center, Seoul, Republic of Korea

⁷ Chronobiology Institute, Korea University, Seoul, Republic of Korea

⁸ Department of Psychiatry, Korea University College of Medicine, Seoul, Republic of Korea

⁹ Department of Psychology, University of Oregon, Eugene, OR, United States

*these authors contributed equally