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The Effect of Motivational Interviewing on Treatment Adherence and Self-Efficacy Among Omani Adults With Thalassemia
Sponsor: Oman Ministry of Health
Summary
Beta-thalassemia major is a chronic hereditary blood disorder that requires lifelong treatment, including regular blood transfusions and iron chelation therapy. Poor adherence to treatment remains a significant challenge and may lead to iron overload and related complications. Self-efficacy is an important factor influencing patients' ability to adhere to treatment recommendations. This study aims to evaluate the effect of nurse-delivered Motivational Interviewing (MI) on treatment adherence and self-efficacy among Omani adults with beta-thalassemia major. A pre-experimental one-group repeated-measures design will be used. Approximately 45 participants will be recruited from the Oman National Center for Hematology and Bone Marrow Transplantation and Royal Hospital in Muscat, Oman. Participants will receive three individualized MI sessions over a period of six to eight weeks. Treatment adherence and self-efficacy will be assessed at baseline, immediately after completion of the intervention, and at three-month follow-up. Secondary outcomes include serum ferritin level and frequency of thalassemia-related hospital admissions. The findings will provide evidence regarding the usefulness of motivational interviewing in improving adherence-related outcomes among adults with beta-thalassemia major.
Official title: The Effect of Motivational Interviewing on Treatment Adherence and Self-Efficacy Among Omani Adults With Beta-Thalassemia Major
Key Details
Gender
All
Age Range
18 Years - Any
Study Type
INTERVENTIONAL
Enrollment
45
Start Date
2026-11-01
Completion Date
2027-11-30
Last Updated
2026-06-22
Healthy Volunteers
No
Interventions
Motivational Interviewing
Motivational Interviewing is a patient-centered behavioral intervention designed to enhance intrinsic motivation for behavior change. Participants will receive three individualized sessions over six to eight weeks focusing on treatment adherence, self-efficacy, goal setting, and management of barriers related to iron chelation therapy.