b'Scientific Session Abstracts SUNDAY APRIL 21, 2024Table 1: Demographics, Risk Factors, and Operation-Specific Factors for Patients Receiving GSVADemographics, Risk FactorsAll limbs (n=13) No BKA(n=8) BKA(n=5)No.,% No.,% No.,%Age (Average, a) 62.8 (5.5) 64 (6.2) 61 (4.4)Male Gender 9 (69%) 5 (63%) 4 (80%)Diabetes 12 (92%) 7(88%) 5 (100%)Transplant History 3 (23%) 3 (38%) 0 (0%)Smoking History 9 (69%) 6 (75%) 3 (60%)CAD 4 (31%) 3 (38%) 1 (20%)HTN 12 (92%) 7 (88%) 5 (100%)HLD 11 (85%) 7 (88%) 4 (80%)Average Amputation-Free Survival and Follow-Up Time, MonthsAll legs (n=13) No BKA(n=8) BKA(n=5)Any Amputation (toe, 1MA, BKA), death, or last follow-up, mean7.1 (0.1-28.0) 11.2 (0.7-28.0) 0.5 (0.1-0.8)months (range)Amputation-free survival time to BKA, death, or 17.2 (0.2-49.2) 27.4 (5.4-49.2) 1.0 (0.2-1.4)last follow-up, mean months (range)Operation-Specific FactorsAll legs (n=13) NoBKA(n=8) BKA(n=5)No.,% No.,% No.,%IndicationGangrene 6 3 3Toe Ulcers 6 5 1Both 1 0 1Anastomosed ArteryProximal SFA 4 3 1Popliteal 9 5 4Pain and Wound HealingAll legs (n=13) No BKA(n=8) BKA(n=5)No.% No.% No.%Improved pain 7 (54%) 6 (75%) 1 (20%)Still painful 9 (69%) 6 (75%) 3 (60%)Wound Improvement 8 (62%) 7 (88%) 1 (20%)Subsequent I&D 2 (15%) 2 (25%) 0 (0%)Subsequent Gangrene 9 (69%) 4 (50%) 5 (100%)108SOUTHERN CALIFORNIA VASCULAR SURGICAL SOCIETY'