Table 1.
Description of clinical data classesa
| Clinical Data Class | Description |
|---|---|
| General | Patient demographics, hospital admission and discharge dates, room tracking, code status, hospital death dates (in or out of the ICU), ICD-9 codes, etc |
| Physiological | Hourly nurse-verified vital signs (BP, HR, etc), SAPS, ventilator settings, etc |
| Clinical laboratory tests | Hematology, blood chemistries, ABGs, urinalysis, microbiology, etc |
| Medications | Detailed administration records of IV medications, provider order entry data |
| Fluid balance | Hourly and cumulative intake (solutions, blood, etc) and output (urine, estimated blood loss, etc) |
| Reports | Free text reports of imaging studies (x-ray, CT, MRI), 12-lead ECGs, echocardiograms, etc |
| Notes | Free text notes including nursing and respiratory therapist progress notes; physician hospital discharge summaries |
ICU, intensive care unit; ICD-9, International Classification of Diseases, 9th Revision; BP, blood pressure; HR, heart rate; SAPS, Simplified Acute Physiological Score; ABGs, arterial blood gases; IV, intravenous; CT, •••; MRI, •••; ECGs, electrocardiograms.
a
A comprehensive listing of the hundreds of clinical parameters available in the MIMIC-II database is available at http://physionet.org/mimic2.