From: Analysis of readability and structural accuracy in SNOMED CT
Hierarchy | LR classes | Positive cases | Negative cases | Metric value |
---|---|---|---|---|
Record artifact | 1 | 3 | 0 | 1.00 |
Event | 1 | 75 | 2 | 0.97 |
Pharmaceutical/biologic product | 2 | 730 | 22 | 0.97 |
SNOMED CT model component | 43 | 217 | 88 | 0.71 |
Organism | 2 | 1735 | 1042 | 0.62 |
Specimen | 1 | 1024 | 676 | 0.60 |
Qualifier value | 177 | 870 | 719 | 0.55 |
Environment or geographical location | 4 | 143 | 133 | 0.52 |
Physical force | 1 | 32 | 38 | 0.46 |
Observable entity | 7 | 1443 | 1939 | 0.43 |
Substance | 39 | 8496 | 39131 | 0.18 |
Procedure | 22 | 15463 | 79584 | 0.16 |
Clinical finding | 32 | 16556 | 90841 | 0.15 |
Body structure | 34 | 1680 | 13527 | 0.11 |
Physical object | 5 | 1452 | 13981 | 0.09 |
Social context | 5 | 25 | 296 | 0.08 |
Special concept | 1 | 0 | 0 | |
Staging and scales | 1 | 0 | 0 |