Parameter | Mean SBR | SD | p value |
---|---|---|---|
Scan time (s) | < 0.001 | ||
12 | 10.690 | 13.148 | |
6 | 4.353 | 4.927 | |
Injection rate (mL/s) | 0.007 | ||
1.0 | 9.107 | 9.677 | |
1.5 | 10.945 | 13.527 | |
2.0 | 8.816 | 13.656 | |
2.5 | 7.963 | 10.604 | |
Contrast concentration | 0.907 | ||
50% | 9.032 | 10.602 | |
100% | 9.195 | 12.799 | |
Catheter size (Fr) | 0.063 | ||
4 | 10.139 | 13.381 | |
5 | 7.445 | 8.987 | |
Branch order | < 0.001 | ||
1st | 21.590 | 17.859 | |
2nd | 7.090 | 6.722 | |
3rd | 4.913 | 7.881 |