Cited by 35Digital Mental Health InterventionsArtificial Intelligence in Healthcare and EducationSocial Robot Interaction and HRI

Empowering pediatric, adolescent, and young adult patients with cancer utilizing generative AI chatbots to reduce psychological burden and enhance treatment engagement: a pilot study

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Hasei, Joe, Hanzawa, Mana, Nagano, Akihito, Maeda, Naoko, Yoshida, Shinichirou, Endo, Makoto, Yokoyama, Nobuhiko, Ochi, Motoharu +8 more·2025·Frontiers in Digital Health

Abstract

Background: Pediatric and adolescent/young adult (AYA) cancer patients face profound psychological challenges, exacerbated by limited access to continuous mental health support. While conventional therapeutic interventions often follow structured protocols, the potential of generative artificial intelligence (AI) chatbots to provide continuous conversational support remains unexplored. This study evaluates the feasibility and impact of AI chatbots in alleviating psychological distress and enhancing treatment engagement in this vulnerable population. Methods: Two age-appropriate AI chatbots, leveraging GPT-4, were developed to provide natural, empathetic conversations without structured therapeutic protocols. Five pediatric and AYA cancer patients participated in a two-week intervention, engaging with the chatbots via a messaging platform. Pre- and post-intervention anxiety and stress levels were self-reported, and usage patterns were analyzed to assess the chatbots’ effectiveness. Results: Four out of five participants reported significant reductions in anxiety and stress levels post-intervention. Participants engaged with the chatbot every 2–3 days, with sessions lasting approximately 10 min. All participants noted improved treatment motivation, with 80% disclosing personal concerns to the chatbot they had not shared with healthcare providers. The 24/7 availability particularly benefited patients experiencing nighttime anxiety. Conclusions: This pilot study demonstrates the potential of generative AI chatbots to complement traditional mental health services by addressing unmet psychological needs in pediatric and AYA cancer patients. The findings suggest these tools can serve as accessible, continuous support systems. Further large-scale studies are warranted to validate these promising results.

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  1. [1]Gautam Poudel P Bauer HE Wang Z Huang IC. Social relationships and patient-reported outcomes in adolescent and young adult cancer survivors. medRxiv. (2020):10.30.20223271. 10.1101/2020.10.30.20223271 PMC8812647 34415790 · DOI
  2. [12]OpenAI, Achiam J Adler S Agarwal S Ahmad L Akkaya I GPT-4 technical report. arXiv [cs.CL]. (2023). Available online at: http://arxiv.org/abs/2303.08774 · arXiv

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Authors
Hasei, J., Hanzawa, M., Nagano, A., Maeda, N., Yoshida, S., Endo, M., Yokoyama, N., Ochi, M., Ishida, H., Katayama, H., Fujiwara, T., Nakata, E., Nakahara, R., Kunisada, T., Tsukahara, H., & Ozaki, T.
Affiliations
  • Okayama University (JP)
  • Okayama University Hospital (JP)
  • Gifu University (JP)
  • Nagoya Medical Center (JP)
  • Tohoku University (JP)
  • Kyushu University (JP)
Corresponding author
Hasei, Joe
Venue
Frontiers in Digital Health
Published
2025-02-25
Volume
7
Pages
1543543-1543543
ISSN
2673-253X (ISSN-L)
OpenAlex
W4407929073
Cited by
34
References
31
Citations by year
2026: 25 · 2025: 9
FWCI
27.20
Type
journal article
Language
en
Open access
Locations
  • Frontiers in Digital Health (publishedVersion, cc-by)
  • Europe PMC (PubMed Central) (publishedVersion, cc-by)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • Okayama University Scientific Achievement Repository (Okayama University) (submittedVersion)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion)
  • Institutional Repositories DataBase (IRDB) (submittedVersion, cc-by)
Funders
  • Wesco Science Foundation
  • Japan Society for the Promotion of Science (23K08632, 23K08700)
Topics
  • Social Sciences › Psychology › Applied Psychology › Digital Mental Health Interventions
  • Health Sciences › Medicine › Health Informatics › Artificial Intelligence in Healthcare and Education
  • Social Sciences › Psychology › Social Psychology › Social Robot Interaction and HRI
Keywords
generative AI chatbots, childhood cancer, adolescent and young adult cancer, psychological distress, anxiety, stress, treatment engagement, GPT-4, feasibility

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