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Usability Evaluation of Large Language Model–Based Emotional Management System for Breast Cancer Patients: A Mixed Methods Study

Usability Evaluation of Large Language Model–Based Emotional Management System for Breast Cancer Patients: A Mixed Methods Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600116555
Enrollment
Unknown
Registered
2026-01-12
Start date
2026-01-15
Completion date
Unknown
Last updated
2026-01-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Breast cancer

Interventions

Breast cancer patients:N/A
Experts:N/A

Sponsors

Nan Fang Hospital, Southern Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Inclusion Criteria for Breast Cancer Patients (1)Pathologically confirmed primary breast cancer patients? diagnosed through histopathological examination. (2)Ownership of a smartphone? and the ability to independently interact with the intervention system. (3)Clear consciousness, basic literacy skills (at least primary school education or above), and capacity for effective communication. (4)Aged 18 years or older. (5)Voluntary participation? in this study and willingness to provide feedback on their user experience. 2. Inclusion Criteria for Experts (1) Computer Science Domain Experts 1)Hold a master’s degree or higher in computer science, software engineering, human–computer interaction, artificial intelligence, or related fields; alternatively, possess a professional technical title equivalent to this level (e.g., senior engineer, associate professor or above). 2)Have at least five years of professional experience in information systems development, software engineering, or application of AI models, with familiarity in software life cycle processes and performance evaluation metrics. 3)Possess the comprehensive capability to independently operate, test, and evaluate an application software, and conduct systematic analysis from perspectives such as technical architecture, functional logic, and performance indicators. 4)Voluntary participation? in this study and willingness to provide feedback on their user experience. (2) Clinical Domain Experts 1)Hold a professional technical title of associate senior level or above. 2)Have at least five years of clinical practice experience in breast disease care/treatment or psycho-oncology, with thorough familiarity with the full process of breast cancer diagnosis, treatment, and rehabilitation; or demonstrate expertise in assessment and intervention strategies for common psychological issues. 3)Voluntary participation? in this study and willingness to provide feedback on their user experience.

Exclusion criteria

Exclusion criteria: 1.Exclusion Criteria for Breast Cancer Patients? (1)Diagnosed with cognitive impairment or psychiatric disorders that significantly affect assessment validity. (2)Currently pregnant or lactating. (3)Presence of other malignant tumors (except cured basal cell carcinoma of the skin or cervical carcinoma in situ), or serious organic diseases such as significant cardiac, hepatic, or renal dysfunction. (4)Current substance abuse (including alcohol or drug dependence), or assessed as having active suicidal ideation. (5)Concurrent participation in other clinical trials or interventional studies that may confound the evaluation of outcome measures in the present study. 2.Exclusion Criteria for Clinical Domain Experts? Experts who have directly participated in or been employed by projects that have direct commercial or intellectual property connections with the emotional management system developed in this study.

Design outcomes

Primary

MeasureTime frame
Quantitative data derived from the Computer System Usability Questionnaire (CSUQ);Results of thematic analysis derived from semi-structured interviews;

Countries

China

Contacts

Public ContactYanni Wu

Nan Fang Hospital, Southern Medical University

yanniwuSMU@126.com+86 188 1886 0076

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026