Development and Validation of a Personalized Digital Healthcare Model for Managing Side Effects in Breast Cancer Survivors

Full Title: Patient-Reported Outcomes Measurement Information System Objective: health related quality of life Scoring System: Each item is rated on a scale of 1 to 5. Lower scores indicate better health for pain, depression, anxiety, and fatigue, while higher scores indicate better health for physical function, social roles, and activities, and sleep disorders.

Full Title: EuroQol 5-Dimension 5-level Objective: quality of life Scoring System: Each item is evaluated on a 5-point scale and weighted according to the country. EQ VAS evaluates data on a scale of 0-100, with a higher score indicating better health.

Full Title: Patient-Reported Outcomes version of the Common Terminology Criteria for Adverse Events Objective: Clinical symptoms and adverse effects reported by patients Scoring System: Evaluate the frequency, severity, interference with daily activities, amount, and presence/absence of side effects over the past 7 days.

Full Title: International Classification of Functioning, Disability and Health Objective: function, activity and participant, environment

Scoring System:

A. Assess the 8 items of body functions, 8 items of activities and participation, and 8 items of environmental factors of the breast cancer ICF core set brief B. Body functions are assessed as 0 (no problems) - 4 (extreme problems), 9 (not applicable). Activities and participation are assessed as 0 (no difficulties) - 4 (extreme difficulties), 9 (not applicable). Environment is assessed as 0 (no barriers) - 4 (extreme barriers), +0 (no facilitating factors) - +4 (complete facilitating factors), 9 (not applicable).

Objective: Number of steps taken in the past month Scoring System: Number of steps measured by mobile phone

Full Title: The Transtheoretical Model staging Objective: behavior change stage

Scoring System:

A. Assess health behavior change on a 5-step scale B. (1) Before consideration: No intention to change problem behavior or adopt healthy behavior within the next 6 months, (2) Consideration: No specific plan but plan to take action within the next 6 months, (3) Preparation: Plan to take action within the next 30 days, (4) Action: In progress (less than 6 months), (5) Maintenance: In progress (more than 6 months) C. Check whether the change in the stage has occurred in a positive direction

Full Title: Occupaitonal Balance Questionnaire Objective: occupational balance Scoring System: 13 items, 0-5 point scale. The score range is 0-65 points, and a higher score indicates greater work balance.

Full Title: Cancer Behavior Inventory version 3.0 - Korea Objective: Measuring self-efficacy for coping behaviors that can be taken during cancer treatment

Scoring System:

A. Consists of 7 subscales (27 items): Maintaining activity and independence (4 items), Seeking and understanding medical information (4 items), Managing stress and pain (4 items), Managing side effects (4 items), Accepting cancer/maintaining a positive attitude (4 items), Finding social support (3 items), Using spiritual coping methods (4 items) B. Rating on a 7-point scale. A higher score indicates a higher self-efficacy for overcoming cancer.

Weight: kg BMI(Body mass index): kg/m^2 SMI(Appendicular Skeletal Muscle Mass Index): kg/m^2

Full Title: System Usability Scale Objective: System Usability

Scoring System:

A. 10 questions, 5-point scale B. Total = ((sum of odd questions - 5) + (25 - sum of even questions)) * 2.5 C. Score range is 0-100, and the benchmark is known to be 68 points.

Objective: Check app satisfaction and suggestions/issues

Scoring system:

A. Self-administered questionnaire b. Use a semi-structured survey to assess app satisfaction and gather suggestions/issues.