Shaping Adoption and Sustained Use Across the Maternal Journey: Qualitative Study on Perceived Usability and Credibility in Digital Health Tools

Wei Ying Ng   ^{1, 2 *} , BSocSci ;   Ni Yin Lau   ^{1, 2 *} , BSocSci ;   V Vien Lee   ^{1, 2} , PhD ;   Smrithi Vijayakumar   ^{1, 2} , PhD ;   Qiao Ying Leong   ^{1, 2} , BSc ;   Shu Qin Delicia Ooi   ³ , PhD ;   Lin Lin Su   ^{4, 5} , MBBS ;   Yung Seng Lee   ^{3, 6} , MBBS, PhD ;   Shiao-Yng Chan   ^{4, 7} , MBBCHIR, PhD ;   Agata Blasiak   ^{1, 2, 8, 9} , PhD ;   Dean Ho   ^{1, 2, 8, 9, 10} , PhD

¹ The N.1 Institute for Health, National University of Singapore, Singapore, Singapore

² The Institute for Digital Medicine (WisDM), Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore

³ Department of Paediatrics, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore

⁴ Department of Obstetrics & Gynaecology, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore

⁵ Department of Obstetrics & Gynaecology, National University Hospital, Singapore, Singapore

⁶ Division of Paediatric Endocrinology, Khoo Teck Puat-National University Children's Medical Institute, National University Hospital, Singapore, Singapore

⁷ Singapore Institute for Clinical Sciences, Agency for Science, Technology and Research (A*STAR), Singapore, Singapore

⁸ Department of Biomedical Engineering, National University of Singapore, Singapore, Singapore

⁹ Department of Pharmacology, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore

¹⁰ The Bia-Echo Asia Centre for Reproductive Longevity and Equality, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore

*these authors contributed equally