Table 3 Semiquatitative parameters (CABG supplying occluded vs. stenotic coronary arteries)
Relative SImax(%) | Relative Upslope (%) | T50%SImax (seconds) | TSIMax (seconds) | ||
|---|---|---|---|---|---|
native vs all CABG (stenosed, n = 17) | native | 23.9 ± 9.3 | 19.0 ± 6.7 | 6.9 ± 1.4 | 12.0 ± 1.8 |
CABG | 24.9 ± 11.0 | 20.1 ± 7.7 | 7.1 ± 1.3 | 12.3 ± 1.8 | |
native vs all CABG (occluded, n = 29) | native | 22.1 ± 7.6 | 17.8 ± 6.1 | 7.4 ± 2.1 | 13.0 ± 3.5 |
CABG | 21.7 ± 6.6 | 16.7 ± 5.5* | 7.7 ± 2.2* | 13.5 ± 3.5* | |
native vs LIMA (stenosed, n = 9) | native | 25.7 ± 11.1 | 20.0 ± 8.8 | 7.2 ± 1.8 | 12.4 ± 2.4 |
LIMA | 27.3 ± 14.3 | 21.2 ± 10.1 | 7.5 ± 1.6 | 13.0 ± 2.1* | |
native vs LIMA (occluded, n = 11) | native | 20.1 ± 5.8 | 16.7 ± 4.2 | 6.9 ± 2.3 | 12.5 ± 3.8 |
LIMA | 20.8 ± 5.5 | 15.5 ± 4.0 | 7.2 ± 2.1 | 13.1 ± 3.6 | |
native vs venous CABG (stenosed, n = 8) | native | 21.9 ± 6.9 | 18.0 ± 3.4 | 6.5 ± 0.7 | 11.6 ± 0.9 |
CABG | 22.2 ± 5.2 | 19.0 ± 3.9 | 6.6 ± 0.7 | 11.6 ± 1.2 | |
native vs venous CABG (occluded, n = 18) | native | 23.0 ± 8.6 | 18.5 ± 7.0 | 7.7 ± 2.1 | 13.3 ± 3.3 |
CABG | 22.3 ± 7.3 | 17.5 ± 6.2§ | 8.0 ± 2.2* | 13.7 ± 3.5 |