Contagion: Scientific Periodical Journal of Public Health and Coastal Health
Vol 8, No 1 (2026): CONTAGION

The Correlation between Self-Care and Quality of Life in Type 2 Diabetes Mellitus Patients at the Sei Rampa Health Center

Nasution, Sri Lestari Ramadhani (Master of Public Health Program, Faculty of Medicine, Dentistry and Health Sciences, PUI PHYTO Degenerative and Lifestyle Medicine, Universitas Prima Indonesia)
Lubis, Winda Adelia (Master of Public Health Program, Faculty of Dentistry and Health Sciences, Universitas Prima Indonesia)
Girsang, Ermi (Master of Public Health Program, Faculty of Medicine, Dentistry and Health Sciences, PUI PHYTO Degenerative and Lifestyle Medicine, Universitas Prima Indonesia)
Sekali, Abednego Karo (Master of Public Health Program, Faculty of Medicine, Dentistry and Health Sciences, PUI PHYTO Degenerative and Lifestyle Medicine, Universitas Prima Indonesia)



Article Info

Publish Date
31 Mar 2026

Abstract

Type 2 diabetes mellitus (T2DM) can substantially reduce patients’ quality of life (QoL). Self-care is expected to lessen this burden, but evidence across key self-care domains in primary care is still limited. This study aims to identify how strong and significant the relationship between these two variables is: self-care and quality of life. A sequential explanatory mixed-methods study was conducted at the Sei Rampah Community Health Center. Quantitatively, 136 T2DM patients completed a survey; Pearson’s correlation tested associations between five self-care domains (diet, physical activity, medication therapy, availability of blood-glucose monitoring equipment, and diabetes knowledge) and QoL. Qualitatively, in-depth interviews with eight patients explored daily self-care experiences; transcripts were coded and thematically analyzed using CAQDAS/NVivo following the Miles and Huberman framework. Ethical approval was granted by Universitas Prima Indonesia.  All self-care domains were significantly associated with better QoL (p < 0.001). Interview data explained the quantitative patterns: diet adherence was constrained by financial limitations, eating habits, and limited healthy menu variety; physical activity was generally light and inconsistent due to fatigue, age, motivation, and family support; medication adherence was relatively high but lapses occurred without reminders; routine glucose monitoring was uncommon because glucometers and strips were costly and health literacy was limited; and stronger diabetes knowledge, often reinforced by family, supported more consistent self-care behaviors. Programs should strengthen feasible diet and activity routines, support adherence with reminders, expand affordable access to glucometers/strips, and intensify education by engaging family support to improve QoL. Keywords: T2DM, Self-Care, Quality of Life, Medication Adherence, Glucose Monitoring, Primary Care.

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Journal Info

Abbrev

contagion

Publisher

Subject

Health Professions Public Health

Description

Contagion: Scientific Periodical Journal of Public Health and Coastal Health, A Scientific Periodic Journal of Public Health published by the Public health Study Program of The Faculty of Public Health UINSU Medan. This Journal prioritiez the collaboration of lecturers and students with scope of the ...