Table 1.
Proportion of errors among different groups.
| Group | Number of tasks performed | Number of errors | Error rate | |
| Pathologist ID | ||||
|
|
P1 | 84 | 5 | 0.06 |
|
|
P2 | 78 | 4 | 0.05 |
|
|
P3 | 82 | 7 | 0.09 |
|
|
P4 | 67 | 1 | 0.01 |
|
|
P5 | 82 | 7 | 0.09 |
|
|
P6 | 82 | 6 | 0.07 |
|
|
P7 | 83 | 2 | 0.02 |
|
|
P8 | 84 | 3 | 0.04 |
|
|
P9 | 82 | 5 | 0.06 |
|
|
P10 | 83 | 3 | 0.04 |
|
|
P11 | 82 | 9 | 0.11 |
|
|
P12 | 83 | 3 | 0.04 |
|
|
P13 | 81 | 26 | 0.32 |
|
|
P14 | 64 | 9 | 0.14 |
|
|
P15 | 84 | 12 | 0.14 |
|
|
P16 | 79 | 9 | 0.11 |
|
|
P17 | 65 | 6 | 0.09 |
| Career level | ||||
|
|
Resident | 310 | 47 | 0.15 |
|
|
Junior | 460 | 30 | 0.07 |
|
|
Expert | 411 | 27 | 0.07 |
|
|
Senior | 164 | 13 | 0.08 |
| Category of the diagnostic task | ||||
|
|
Neoplasia? | 392 | 42 | 0.11 |
|
|
Malignant/benign? | 258 | 11 | 0.04 |
|
|
Histopathological diagnosis? | 388 | 35 | 0.09 |
|
|
Histotype? | 160 | 2 | 0.01 |
|
|
Grade? | 147 | 27 | 0.18 |
| Specimen type | ||||
|
|
Surgery | 716 | 40 | 0.06 |
|
|
Biopsy | 629 | 77 | 0.12 |
| Case subspecialty | ||||
|
|
Breast | 550 | 64 | 0.12 |
|
|
Gastrointestinal | 497 | 40 | 0.08 |
| Urology | 298 | 13 | 0.04 | |
| Total | 1345 | 117 | 0.09 | |