Table 1: Distribution of endovascular therapy amongst the OHS subgroup.
| Patient | Procedure |
| 1 | Balloon angioplasty of the PTA and ATA |
| 2 | Balloon angioplasty of the PTA |
| 3 | Unsuccessful angioplasty device delivery to Peroneal |
| 4 | Balloon angioplasty of the Peroneal Artery |
| 5 | Balloon angioplasty of the PTA |
| 6 | Unsuccessful angioplasty device delivery to PTA |
| 7 | Balloon angioplasty of the PTA |
| 8 RLE | Balloon/stent of EIA and SFA + balloon angioplasty of the Peroneal |
| 8 LLE | Angioplasty of the Popliteal Artery, unsuccessful PTA (elastic recoil) |
| 9 | Balloon angioplasty of the PTA |
| 10 | Balloon/stent angioplasty of the Popliteal Artery + Angioplasty Peroneal |
| 11 RLE | Angioplasty of the Popliteal and ATA and Peroneal |
| 11 LLE | Angioplasty of the SFA, Popliteal and PTA |
| 12 | Balloon/stent angioplasty of the SFA and Peroneal |
EIA: External Iliac Artery; SFA: Superficial Femoral Artery; PTA: Posterior Tibial Artery; ATA: Anterior Tibial Artery.