Table 1 Clinical characteristics of all patients at randomization and those who underwent follow-up angiography
From: Long-term performance of an external stent for saphenous vein grafts: the VEST IV trial
Characteristic | All patients (n = 30) | Angiographic follow-up (n = 21) |
|---|---|---|
Age (years) | 65 ± 8 | 65 ± 9 |
Male | 27 (90) | 16 (89) |
Smoking status: | ||
Current | 3 (10) | 2 (10) |
Ex-smoker | 22 (73.3) | 15 (71) |
Never | 5 (16.7) | 4 (19) |
Diabetes: | ||
IDDM | 5 (17) | 3 (14) |
NIDDM | 6 (20) | 5 (24) |
No history | 19 (63) | 13 (62) |
Hypertension: | 20 (66.7) | 14 (67) |
Hyperlipidemia | 29 (96.7) | 20 (95) |
Prior stroke (non-debilitating) | 1 (3.3) | 1 (5) |
COPD | 1 (3.3) | 0 |
NYHA class: | ||
I | 11 (36.7) | 6 (29) |
II | 13 (43.3) | 9 (43) |
III | 4 (13.3) | 4 (19) |
IV | 2 (6.7) | 2 (9) |
LVEF (%) | 56 ± 10 | 55 ± 10 |
Creatinine (umol/L) | 85 ± 18.9 | 81.7 ± 18.1 |
Pre-op Logistic EuroSCORE (%) | 1.58 ± 1.29 | 1.7 ± 1.4 |
Total number grafts/patient | 3.3 ± 0.5 | 3.4 ± 0.5 |
Days of follow up | 1601 ± 102 | 1601 ± 113 |