Comparison of Characteristic between Patients with and without Secondary Revascularization
| Variable | Patients without additional revascularization (n=26) | Patients with additional revascularization (n=10) | p-value |
|---|---|---|---|
| Revascularization factors | |||
| PTA | 15 (57.7) | 5 (50.0) | 0.722 |
| Bypass op | 11 (42.3) | 5 (50.0) | 0.722 |
| Preoperative factors | |||
| Age (yr) | 64.35±10.28 | 59.70±13.25 | 0.270 |
| Male sex | 17 (65.4) | 10 (100) | 0.039 |
| BMI | 22.31±3.51 | 22.25±2.05 | 0.957 |
| Smoking | 9 (34.6) | 3 (30.0) | >0.999 |
| Diabetic condition (HbA1c) | 7.27±1.61 | 9.36±2.96 | 0.057 |
| HTN | 18 (69.2) | 5 (50.0) | 0.440 |
| Dyslipidemia | 5 (19.2) | 0 (0) | 0.293 |
| Coronary artery disease | 4 (15.4) | 3 (30.0) | 0.370 |
| Cerebrovascular disease | 6 (23.1) | 2 (20.0) | >0.999 |
| CKD | 8 (30.8) | 3 (30.0) | >0.999 |
| Dialysis | 10 (38.5) | 3 (30.0) | 0.716 |
| Anti-platelet or anti-coagulant drugs | 9 (34.6) | 3 (30.0) | >0.999 |
| Infection | 14 (53.8) | 6 (60.0) | >0.999 |
| Revasculation∼TTA period | |||
| Less than 1 year | 21 (80.8) | 9 (90.0) | >0.999 |
| 1∼2 years | 2 (7.7) | 0 (0) | |
| More than 2 years | 3 (11.5) | 1 (10.0) | |
| Intraoperative factors | |||
| Operating time | 83.88±34.94 | 91.00±41.39 | 0.606 |
| Estimated blood loss | 232.69±276.38 | 415.00±351.23 | 0.109 |
| Transfusion | 6 (23.1) | 2 (20.0) | >0.999 |
Values are presented as number (%) or mean±standard deviation.
PTA: percutaneous transluminal angioplasty, BMI: body mass index, HTN: hypertension, CKD: chronic kidney disease, TTA: transtibial amputation.
