Table 1:
DWI detection of RNBS-positive skull metastasis
| Cancer Type | Sensitivity |
Specificity |
κ | Agreement Beyond Chance of 2 Readers | ||
|---|---|---|---|---|---|---|
| Reader 1 (%) | Reader 2 (%) | Reader 1 (%) | Reader 2 (%) | |||
| Overall, n = 75 | 71.1 (27/38) | 68.4 (26/38) | 83.8 (31/37) | 91.9 (34/37) | 0.68 (63/75) | Substantial |
| Lung, n = 32 | 72.7 (8/11) | 63.6 (7/11) | 76.2 (16/21) | 85.7 (18/21) | 0.56 (25/32) | Moderate |
| Breast, n = 20 | 86.7 (13/15) | 93.3 (14/15) | 80 (4/5) | 100 (5/5) | 0.80 (18/20) | Almost perfect |
| Prostate, n = 8 | 14.3 (1/7) | 14.3 (1/7) | 100 (1/1) | 100 (1/1) | 0.50 (6/8) | Moderate |
| Other, n = 15 | 100 (5/5) | 80 (4/5) | 100 (10/10) | 100 (10/10) | 0.87 (14/15) | Almost perfect |
Note:—Other indicates genitourinary and gastrointestinal cancer, Ewing sarcoma, lymphoma, myxoid chondrosarcoma, squamous cell cancer of the head and neck, and thymic and undifferentiated cancer.