Table 1.
Table showing characteristics of study patients, fiducial characteristics, migration rates and implantation techniques
| Total Number of SABR patients | 29 | ||
| Mean patient age (years) | 71.66 (43-90) | ||
| Gender | |||
| Men | 25 | ||
| Women | 4 | ||
| Total Number of tumors | 30 | ||
| Tumor Sites | |||
| Liver | 21 (1 patient had 2 liver tumors) | ||
| Kidney | 3 | ||
| Pancreas | 1 | ||
| Soft tissue* | 2 (1 chest wall, 1 axilla) | ||
| Adrenals* | 1 | ||
| Prostate | 2 | ||
| Total Number of seeds implanted | 116 | ||
| No of fiducials available for analysis | 108 | ||
| Number of patients with fiducials | |||
| Gold seeds | 5 | ||
| Gold coils | 2 | ||
| Platinum seeds | 22 | ||
| Insertion Technique | |||
| Percutaneous | 21 | ||
| Gold seeds | 4 | ||
| Platinum seeds | 17 | ||
| Endoscopic ultrasound guided | 5 | ||
| Gold coils | 2 | ||
| Platinum seeds | 3 | ||
| Intra-operative insertion | 1 | ||
| TRUS guided | 2 | ||
| Gross migration rate | |||
| Inserted | Remaining | Migration rate | |
| Total Fiducials Inserted | 116 | 108 | 6.9 % (overall) |
| Percutaneous | |||
| Gold seeds | 16 | 15 | 6.2% |
| Platinum seeds | 74 | 63 | 6.75% |
| Endoscopic ultrasound | |||
| Gold coils | 6 | 5 | 16.6% |
| Platinum seeds | 11 | 10 | 9% |
| Intra-operative | 3 | 3 | 0% |
| TRUS-Guided | 6 | 6 | 0% |
*
1 soft tissue and 1 adrenal excluded from MRI analysis due to absence of TP-MRI