Variable | Uptake in metastases (n = 9) | No uptake in metastases (n = 44) | P¶ |
---|---|---|---|
Potential predictive factor | Â | Â | Â |
Sex | Â | Â | Ns |
Female (n = 34) vs. | 7 (78%) | 27 (61%) | Â |
Male (n = 19) | 2 (22%) | 17 (39%) | Â |
Histology | Â | Â | Ns |
Papillary (n = 34) vs. | 4 (44%) | 30 (68%) | Â |
Follicular (n = 17) vs. | 4 (44%) | 13 (30%) | Â |
Insular (n = 2) | 1 (2%) | 1 (2%) | Â |
Median age | 54 | 59 | Ns |
Mean time since diagnosis of metastatic disease, years | 5.3 | 3.5 | Ns |
Mean time since last 131-I therapy, months | 19.4 | 15.3 | Ns |
Results of the last pre-redifferentiation post therapy WBS: | Â | Â | Ns |
uptake in thyroid bed | 1 | 9 | Â |
no uptake | 8 | 35 | Â |