This study aims to identify factors that affect emergency medical services for vulnerable individuals, including homeless persons, in public hospitals through causal loop diagrams. This is to provide better emergency medical services influencing health and welfare for vulnerable persons who visit emergency room of the public hospitals.
Further, it proposes to develop a systematic protocol to secure manpower required for the revitalization of comprehensive nursing care in the emergency department, as well as improve hospital employees ‘awareness regarding this group. Also, periodic evaluations and promotion through public meetings with the vulnerable are necessary to move in the right direction by integrating the goals of community health and public hospital emergency medical services.
Based on this, operation strategies should be devised to ensure an effective public medical cooperation system and expand the health and welfare safety net nationwide.