Table 10.
Detailed quantitative parameters of the TIC of 21 patients at initial and follow-up DCE-MRI assessment with follow-up patients categorization into responsive and non- responsive groups
| Relative enhancement % | Maximum enhancement % | Maximum relative enhancement % | Time to peak (s) | Washin rate (L/s) | Washout rate (L/s) | |||
|---|---|---|---|---|---|---|---|---|
| Parameters of Initial TIC for 21 patients | Mean | 25.96 | 1343.957 | 112.564 | 139.2643 | 44.232 | 9.381 | |
| Minimum | 0 | 50.52 | 5.81 | 23.2200 | 7.77 | 0 | ||
| Maximum | 104.86 | 4214.01 | 257.40 | 329.4500 | 186.45 | 58.92 | ||
| SD | 33.511 | 1090.157 | 79.055 | 102.5662 | 57.977 | 16.40 | ||
| Parameters of follow-up TIC for 21 patients | Non-responsive 11 patients | Mean | 46.69 | 1770.96 | 172.217 | 73.82 | 70.588 | 16.063 |
| Minimum | 0 | 829.77 | 110.55 | 23.22 | 7.77 | 0.89 | ||
| Maximum | 104.86 | 3012.00 | 275.40 | 180.8 | 186.45 | 58.92 | ||
| SD | 34.86 | 722.45 | 45.814 | 39.49 | 70.879 | 20.78 | ||
| Responsive 10 patients | Mean | 3.165 | 874.25 | 46.94 | 211.25 | 15.24 | 2.031 | |
| Minimum | 0 | 50.52 | 5.81 | 50 | 8.36 | 0 | ||
| Maximum | 20 | 4214.01 | 150 | 329.4 | 41.76 | 5.00 | ||
| SD | 6.529 | 1262.16 | 49.21 | 103.2 | 10.23 | 1.895 | ||
SD, standard deviation; TIC, time–intensity curve.
a
SD=Standard deviation, S. = second, L = Liter