Impact of Dietary Habits, Physical Activity, and Perceived Health Status on Health‐Related Quality of Life by Household Characteristics of Patients With Chronic Diseases: The Korea Community Health Survey (KCHS)

Living-alone households with chronic diseases face notable demographic disparities. Additional research is needed to understand why nutritional labeling awareness and physical activity frequency do not significantly affect QoL in this group. The influence of mental health warrants further investigation to guide targeted interventions.