An Ecological Analysis of Online Medical Consumption Discourse Among Visually Impaired Individuals Using a Theory-Driven LLM Approach
Woo-Hyuk Kim·Eunhye Park
Background: This study examines how medical consumption is discussed in online communities among individuals who are blind or visually impaired using the Social Ecological Model (SEM) to capture multilevel healthcare experiences within digital discourse. Methods: A total of 428 posts and comments were collected from Reddit’s r/Blind community. Term frequency–inverse document frequency keyword extraction and a theory-driven LLM-based classification approach were applied to categorize texts into f