The average signed errors and average absolute errors of the automatic estimate of the percentage pre- to posttreatment volume change of the necrotic and non-necrotic primary tumors based on reading 1 and reading 2 bounding boxes
| Tumor Type | No. Tumors | Reading 1 | Reading 2 | ||
|---|---|---|---|---|---|
| Signed Error (%)a | Absolute Error (%)a | Signed Error (%)a | Absolute Error (%)a | ||
| Necrotic tumors | 10 | −2.5 ± 10.6 | 7.3 ± 9.6 | −0.8 ± 10.1 | 8.3 ± 4.8 |
| Non-necrotic tumors | 24 | −2.4 ± 7.7 | 6.1 ± 5.1 | −4.4 ± 11.1 | 10.0 ± 7.4 |
| P valueb | 0.97 | 0.61 | 0.41 | 0.52 | |
a Mean.
b Student t test estimation.