Effectiveness of a Smartphone-Based Stress Management Program for Depression in Hospital Nurses During COVID-19 in Vietnam and Thailand: 2-Arm Parallel-Group Randomized Controlled Trial

Kazuhiro Watanabe   ¹ , PhD ;   Thuy Thi Thu Tran   ² , PhD ;   Narisara Sripo   ³ , MNS ;   Asuka Sakuraya   ⁴ , PhD ;   Kotaro Imamura   ⁴ , PhD ;   Plernpit Boonyamalik   ⁵ , PhD ;   Natsu Sasaki   ⁶ , PhD ;   Thanate Tienthong   ³ , MNS ;   Hiroki Asaoka   ⁶ , PhD ;   Mako Iida   ⁶ , PhD ;   Quynh Thuy Nguyen   ² , PhD ;   Nga Thi Nguyen   ⁷ , MPH ;   Son Thai Vu   ² , MPH ;   Thuy Thi Ngo   ⁸ , PhD ;   Tham Thi Luyen   ⁸ , BN ;   Long Duc Nguyen   ⁹ , PhD ;   Nga Thi Viet Nguyen   ⁹ , MPP ;   Binh Thanh Nguyen   ⁹ , MN ;   Yutaka Matsuyama   ¹⁰ , PhD ;   Yukie Takemura   ¹¹ , PhD ;   Daisuke Nishi   ⁶ , MD, PhD ;   Akizumi Tsutsumi   ¹ , MD ;   Huong Thanh Nguyen   ⁷ , PhD ;   Orawan Kaewboonchoo   ⁵ , PhD ;   Norito Kawakami   ⁴ , MD, PhD

¹ Department of Public Health, Kitasato University School of Medicine, Sagamihara, Japan

² Faculty of Environmental and Occupational Health, Hanoi University of Public Health, Hanoi, Vietnam

³ Princess Agrarajakumari College of Nursing, Chulabhorn Royal Academy, Bangkok, Thailand

⁴ Department of Digital Mental Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan

⁵ Faculty of Public Health, Mahidol University, Bangkok, Thailand

⁶ Department of Mental Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan

⁷ Faculty of Social Science and Behavior, Hanoi University of Public Health, Hanoi, Vietnam

⁸ Pho Noi Hospital, Hung Yen Province, Vietnam

⁹ Xanh Pon Hospital, Ha Noi, Vietnam

¹⁰ Department of Biostatistics, School of Public Health, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan

¹¹ Nursing Department, University of Tokyo Hospital, Tokyo, Japan