| Field Name | Format | Description |
|---|---|---|
| PATIENT | Character or Numeric | *Required Code to identify patient (Cohort Patient ID) |
| BP_D | YYYY-MM-DD | *Required Date of measurement |
| BP_D_A | Character < = Before this date D = Exact to the date M = Exact to the month Y = Exact to the year > = After the date U = Unknown | Date approximation for BP_D |
| BP_SYS | Numeric | Systolic Blood Pressure |
| BP_DIA | Numeric | Diastolic Blood Pressure |
| BP_U | Numeric 1 = mmHg 2 = cmHg 3 = kPa | *Required Unit of measurement |