Table 3 Native vessel disease: quantitative coronary angiography data
From: Influence of coronary territory on flow profiles of saphenous vein grafts
Variable | Host coronary artery diameter (mm) | Average lumen stenosis diameter (mm) | Host coronary artery stenosis (% area) | Lesion length (mm) |
|---|---|---|---|---|
Venous grafts | ||||
Overall (n = 301) | ||||
Left territory (n = 167) | 2.0 ± 0.7 | 0.69 ± 0.37 | 86.1 ± 11.8 | 9.4 ± 4.7 |
Right territory (n = 134) | 2.0 ± 0.8 | 0.67 ± 0.40 | 90.6 ± 9.8 | 9.3 ± 4.3 |
p-value | 0.9 | 0.8 | < 0.001 | 0.9 |
On-pump CABG (n = 184) | ||||
Left territory (n = 99) | 2.0 ± 0.7 | 0.67 ± 0.36 | 87.2 ± 10.4 | 9.6 ± 4.4 |
Right territory (n = 85) | 2.0 ± 0.9 | 0.69 ± 0.44 | 90.4 ± 10.1 | 9.0 ± 4.2 |
p-value | 0.5 | 0.4 | 0.002 | 0.5 |
Off-pump CABG (n = 117) | ||||
Left territory (n = 68) | 2.0 ± 0.7 | 0.71 ± 0.38 | 84.5 ± 13.5 | 9.2 ± 5.1 |
Right territory (n = 49) | 1.9 ± 0.5 | 0.65 ± 0.33 | 91.7 ± 9.4 | 9.9 ± 4.5 |
p-value | 0.6 | 0.4 | 0.040 | 0.4 |
p-value* | 0.8 | 0.5 | 0.1 | 0.6 |
p-value** | 0.5 | 0.6 | 0.5 | 0.3 |