Table 1.
Root Data Types in HERON
| Data Type | Descriptions | No. of Features1 | Patients Frequency (%) |
|---|---|---|---|
| ALERTS | Includes drug interaction, dose warnings, drug interactions, medication administration warnings, and best practice alerts | 3804 | 15733 (75.9%) |
| DEMOGRAPHICS | Basic demographics such as age, gender, race, and etc., as well as their reachability, and some geographical information | 123 | 20718 (100.0%) |
| DIAGNOSES | Mostly organized using ICD9 and ICD10 hierarchies but also includes Intelligent Medical Objects interface terms that are mapped to ICD9 and ICD10 codes | 47711 | 19712 (95.1%) |
| HISTORY | Contains family, social (i.e. smoking), and surgical history | 806 | 16458 (79.4%) |
| LABORATORY TESTS | Results of a variety of laboratory tests, including cardiology labs. Note that the actual lab values are used in modeling, if available | 5335 | 15753 (76.0%) |
| MEDICATIONS | Includes dispensing, administration, prescriptions, as well as home medication reconciliation at KUH. | 28315 | 11525 (55.6%) |
| PROCEDURES | Includes CPT professional services and inpatient ICD9 billing procedure codes | 2548 | 18842 (90.9%) |
| ORDERS | Includes physician orders for non-medications such as culture and imaging orders | 3223 | 19070 (92.0%) |
| REPORTS | Includes structured elements from physician notes, such as progress notes and operative notes | 3090 | 15567 (75.1%) |
| VIZIENT | (formerly UHC) Includes both billing classifications such as Diagnostic Related Groups (DRG), comorbidities, discharge placement, LOS, and national quality metrics. | 1538 | 3897 (18.8%) |
| VISIT DETAILS | Includes visit types, vital signs collected at the visit, discharge disposition and clinical services providing care. | 1127 | 20687 (99.8%) |
1
This is not all distinct concepts from the entire HERON system, but only the total number of distinct features that had ever been recorded for at least one patient in the study cohort.