Fig. 6From: Arthroscopic ankle fusion only has a limited advantage over the open operation if osseous operation type is the same: a retrospective comparative studyOutcomes of questionnaire survey: The survey was conducted during the final follow-up of the study. The questionnaire referred to Musculoskeletal Outcomes Data Evaluation and Management Scale (MODEMS) questionnaire, and each question was single choice. The case label of bar chart uses a 95% confidence intervalBack to article page