ULTR_1 field

Containing table:
tblPREG
Explanation of variable:
Ultrasound 1. Trimester (if > 1 ultrasound during trimester, code as 2 if any are abnormal)
Format of data:

character:

  • 0=No
  • 1=Yes, normal
  • 2=Yes, abnormal
  • 9=Unknown