Hubungan Efikasi Diri dengan Kepatuhan Menjalani Kemoterapi Pasien Kanker Payudara di Rumah Sakit Umum Daerah Sanjiwani

Background: Breast cancer ranks first as the most common type of cancer suffered by women. Patient compliance is needed in chemotherapy treatment. Self-efficacy plays an important role in motivating breast cancer patients to believe in their ability to carry out chemotherapy. This study aims to determine the relationship between health locus of control and self-management in breast cancer patients. Methods: Research design was correlation analysis with a cross-sectional design. This research involved 45 samples selected using a purposive sampling technique. Data collection used a general self-efficacy questionnaire and an adherence questionnaire, data analysis consisted of univariate and bivariate analysis with the Spearman Rank test. Results: This research shows that the self-efficacy of breast cancer patients was mostly high, namely 19 people (42.2%). Most people adhered to chemotherapy, namely 21 people (46.7%). The Spearman Rank test results obtained p value = 0.000 (<0.05) indicating that there was a relationship between self-efficacy and compliance with chemotherapy for breast cancer patients. Conclusion: self-efficacy is significantly related to compliance with chemotherapy for breast cancer patients. It is recommended that chemotherapy officers provide interventions involving the health team to provide education about the importance of self-efficacy in breast cancer patients to improve patient preparation and anticipate the effects of chemotherapy.