Figure 1

Changes in (A) ankle brachial pressure index (ABPI), (B) transcutaneous oxygen pressure (TcPO2), (C) skin perfusion pressure (SPP), and (D) visual analog pain score (VAS) in the control (open circles) and low-intensity pulsed ultrasound (LIPUS) groups (closed circles) of patients with Buerger disease. *P < 0.05 vs. 0 weeks in the same group. †P < 0.05 vs. Control at the same follow-up period.