Overview: Variables includes vital measurements that are commonly collected during encounters within the health system. i2b2 allows you to specify a particular vital sign value to search for in your query. You can specify that results must be equal to (=), less than (<), less than or equal to (≤), greater than (>), or greater than or equal to (≥) a vital sign value, or in between two specified vital sign values.
Once you drag and drop any vital sign variable into your query, the following pop-up window will appear:
Dates: 2011 to present
Variable | Result Units |
|---|---|
Blood Pressure, Systolic (LOINC:8480-6) | Millimeters of mercury (mm Hg) |
Blood Pressure, Diastolic (LOINC:8462-4) | Millimeters of mercury (mm Hg) |
Body Height (LOINC:8302-2) | Centimeters (cm) Inches (in) |
Body Mass Index (LOINC:39156-5) | Kilograms per square meter (kg / sq meter) |
Body Temperature (LOINC:8310-5) | Degrees Celsius (deg C) |
Body Weight (LOINC:3141-9) | Kilograms (kg) Pounds (lbs) |
Heart Rate (LOINC:8867-4) | Beats per minute (beats / min) |
Oxygen Saturation (LOINC:2710-2) | Percent |
Respiratory Rate (LOINC:9279-1) | Breaths per minute (breaths / min) |