EPIC DATASET TABLES
Patient Information  Patient History Patient Visit  Patient Procedure Events  Patient Medications Patient Labs Patient LDA Patient Measurements  Patient Postoperative Complications  Patient Coding
SIS DATASET TABLES
Patient Information  Patient Medications Patient Labs Patient I/O Patient Vitals Patient Observations Patient Ventilator Patient A-line Patient Procedure Events 

Patient Labs

 labs ordered for a patient, the corresponding observed measurements, and the time at which each measurement was taken

PID

Patient ID number which is a unique identifier for an individual patient.

Obs_time

Obs_time is the time at which the lab measurements were taken.
  

Na, K, Ca, Gluc, Ph, PCO2, PO2, BE, HCO3, HgB

Na is the sodium measurement, K is the potassium measurement, Ca is the calcium measurement, Gluc is a glucose measurement, Ph is a blood ph measurement, PCO2 is the partial pressure of carbon dioxide measurement, PO2 is the partial pressure of oxygen measurement, BE is the base excess measurement, HCO3 is the bicarbonate measurement, an HgB is the hemoglobin measurement.