Table 4.
Tallies of KDEs per test type and common KDEs
| Test type | Total KDEs | KDEs not in sample reports*, n (%) | Suggested FHIR extensions |
|---|---|---|---|
| Chromosome analysis bone marrow | 45 | 5 (11) | 11 |
| Methylenetetrahydrofolate Reductase (MTHFR) 2 variants | 63 | 18 (29) | 21 |
| Cytogenomic SNP microarray | 83 | 24 (29) | 31 |
| Chromosome FISH interphase | 83 | 41(49) | 33 |
| Common KDEs (eg, patient, hospital, ordering physician, specimen, and test report) | 36 | 5 (14) | 10 |
*
KDEs not in sample reports should not imply noncompliance with reporting guidelines. See “Discussion” section for more detailed explanation.