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Predictors of Adherence to Upper-limb Exercise after Breast Cancer Surgery

Predictors of Adherence to Upper-limb Exercise after Breast Cancer Surgery based on the Health Belief Model: A Mixed-Methods Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-jRCT1030250442
Enrollment
220
Registered
2025-10-20
Start date
2025-10-20
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Breast cancer

Interventions

None listed

Sponsors

Mizuno Michiyo
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: 1) Individuals who have received guidance from nurses or other healthcare professionals regarding postoperative upper limb exercises (including those who have only received a pamphlet). 2) Interview participants only: Individuals who have undergone one or more of the following - axillary lymph node dissection, sentinel lymph node biopsy, or radiation therapy (to the conserved breast, axillary, subclavian, supraclavicular lymph nodes, or chest wall), or administration of taxane-based drugs.

Exclusion criteria

Exclusion criteria: 1) Individuals with mental illness or severe cognitive impairment 2) Individuals deemed by a physician or nurse to be in a physically or mentally fragile condition that makes participation in the study difficult 3) Individuals with confirmed cancer recurrence, those diagnosed with stage IV advanced cancer, or those diagnosed with bilateral breast cancer

Design outcomes

Primary

MeasureTime frame
Quantitative Approach (Questionnaire): Measurement using the Japanese version of the Exercise Adherence Rating Scale (EARS-J) for upper limb exercises. Qualitative Approach (Interview): Information on incorporating questions based on the six components of the Health Belief Model (HBM) - perceived susceptibility, perceived severity, perceived barriers, perceived benefits, cues to action, and self-efficacy - as well as questions focused on postoperative upper limb exercises instructed by healthcare professionals.

Secondary

MeasureTime frame
Quantitative Approach (Questionnaire): 1) Degree of upper limb dysfunction (Quick Disabilities of the Arm, Shoulder, and Hand scale, QuickDASH-JSSH), 2) Exercise self-efficacy (Japanese version of the Self-Efficacy for Exercise Scale, SEE), 3) Postoperative period, 4) Demographic information, 5) Clinical information.

Contacts

Public Contactmichiyo Mizuno

University of Tsukuba

michiyo0611@md.tsukuba.ac.jp+81-298538247

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026