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Number and type of institutions ordering EGFR assay
| Type of Institution | Sites (n=743) |
Assays (n=7958) |
||
|---|---|---|---|---|
| Acute care hospitals, No. (%) | 593 | (80) | 6074 | (76) |
| Federal hospitals (Veterans Administration), No. (%) | 15 | (2) | 93 | (1) |
| NCI Cancer Centers, No. (%) | 27 | (4) | 1019 | (13) |
| Pathology labs, No. (%) | 60 | (8) | 522 | (7) |
| Independent outpatient oncology clinics or MDs, No. (%) | 48 | (6) | 250 | (3) |
