Table 8 Retrieval rates for rare tumors. Retrieval rate from all SPIN sites for the rare tumor type category: Percentage case retrieval by each SPIN institution (cases/total cases); Case retrieval rate at each SPIN institution for rare tumors. (cases/total cases)
| Â | n = 100 | n = 100 | n = 100 | N = 100 |
|---|---|---|---|---|
| Â | Pitt | UCLA | IU | Harvard |
% case retrieval (all blocks) | 67% | 84% | 73% | 78% |
% case retrieval (Blocks with Tumor) | 42% | 76% | 76% | 70% |