Table 1.
The results of Ki-67 evaluation grouped according to their range and no of hot-spot fields
| Ki-67 index | ||||||
|---|---|---|---|---|---|---|
| System: no of artifacts | FOV per case | No of cases | System | Expert A | Expert B | Remarks |
| 0 | 20 | 52 | 10.25 % | 8.87 % | 9.27 % | |
| 15–16 | 3 | 5.84 % | 5.58 % | 5.61 % | ||
| 1 | 20 | 16 | 8.35 % | 6.02 % | 6.62 % | Focal background staining, artifact |
| 8–15 | 3 | 4.80 % | 3.24 % | 3.67 % | Artifact | |
| 2 | 20 | 7 | 4.14 % | 3.02 % | 3.17 % | Focal background staining, blurred, alterations of the structure, e.g. coagulation |
| 8–13 | 3 | 5.72 % | 4.89 % | 6.91 % | Artifact | |
| 3 | 20 | 10 | 3.48 % | 2.67 % | 2.70 % | Artifact |
| 12–14 | 3 | 3.54 % | 1.63 % | 1.52 % | Artifact | |
| 2 | 20 | 1 | 17.19 % | 6.12 % | 5.83 % | Artifact |
| 4 | 20 | 1 | 5.85 % | 5.11 % | 6.15 % | Stained vessels |
| 5 | 20 | 2 | 4.58 % | 3.51 % | 4.72 % | Hemorrhages |
| 6 | 20 | 1 | 6.01 % | 4.47 % | 4.86 % | Stained vessels |
| 9 | 20 | 1 | 10.49 % | 5.68 % | 5.92 % | Focal background staining, alterations of the structure, e.g. coagulation, other artifacts |
| 12 | 20 | 1 | 3.89 % | 2.40 % | 2.89 % | Stained vessels |