Hubungan Antara Kelelahan dengan Kualitas Tidur pada Pasien Kanker

Background: Cancer patients frequently experience fatigue as a consequence of the disease and its treatment. Persistent fatigue can impair physical and psychological functioning, including sleep quality. Poor sleep quality may negatively affect health status, quality of life, and recovery processes, making fatigue an important factor to be examined in relation to sleep quality among cancer patients. Objective: This research aimed to determine the relationship between fatigue and sleep quality among cancer patients. Methods: This research employed a quantitative cross-sectional design. A total of 172 cancer patients receiving outpatient care at the Oncology Surgery Clinic of Sultan Agung Islamic Hospital Semarang were selected using purposive sampling. Fatigue was measured using the Brief Fatigue Inventory (BFI), and sleep quality was assessed using the Pittsburgh Sleep Quality Index (PSQI). Data were analyzed using univariate and bivariate analysis with the Somers’ d test. Results: The results showed that most respondents experienced poor sleep quality (91.3%) and severe fatigue (54.1%). A statistically significant relationship was found between fatigue and sleep quality among cancer patients (p=0.000; p