Table 1 Patient Demographics and Prior Interventions
Patient Demographics | Number of patients (n = 86) | Percentage (%) |
|---|---|---|
Mean Age, years (SD) | 66.0 ± 10.6 | |
Mean BMI, kg/m2 (SD) | 24.6 ± 4.7 | |
Gender | ||
Male | 54 | 62.8 |
Female | 32 | 37.2 |
Ethnic Group | ||
Chinese | 60 | 69.8 |
Malay | 12 | 14.0 |
Indian | 13 | 15.1 |
Eurasian | 1 | 1.2 |
Smoking Status | ||
Smoker | 15 | 17.4 |
Non-smoker | 54 | 62.8 |
Ex-smoker | 16 | 18.6 |
Co-morbidities | ||
Diabetes | 78 | 90.7 |
Hypertension | 78 | 90.7 |
CADa | 54 | 62.8 |
CVDb | 20 | 23.3 |
Dysrhythmia | 22 | 25.6 |
COPDc | 4 | 4.7 |
Congestive Heart Failure | 16 | 18.6 |
Kidney impairment | 54 | 62.8 |
ESRFd on dialysis | 38 | 44.2 |
CKDe (not on dialysis) | 16 | 18.6 |
or on transplant | ||
Pre-operative Mobility Status | ||
Independently ambulant | 31 | 36.0 |
Ambulatory with assistance | 32 | 37.2 |
Pre-operative Investigations | 40 (IQR 24–51) | |
Median toe pressure (mmHg) | ||
Prior Interventions | ||
Any intervention | 72 | 83.7 |
Coronary Artery Bypass Graft | 14 | 16.3 |
Percutaneous Coronary Intervention | 15 | 17.4 |
Leg arterial bypass/ Endarterectomy/PVIf | 48 | 55.8 |
Femoral Endarterectomy | 2 | 2.3 |
Amputations | ||
Minor (toes, forefoot) | 65 | 75.6 |
Major contralateral (BKAg, AKAh) | 10 | 11.6 |