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Flowchart representing the patients throughout the study.
Notes: *Inadequate rVAS, KL grade, complications, concomitant drugs, and others. †Patients who could not perform pain assessment according to the standard procedure and who had inadequate laboratory test results at the baseline, and others.
Abbreviations: SFPP, S-flurbiprofen plaster; rVAS, pain on rising from the chair as determined by visual analogue scale; KL grade, Kellgren–Lawrence X-ray grade.
