Which prenatal laboratory test values would the nurse consider as significant? 

Rubella titer less than 1:8

A rubella titer should be 1:8 or greater. Thurs, a finding of a titer less than 1:8 is significant, indicating that the client may not possess immunity to rubella. A hematocrit of 33.5% a white blood cell count of 8,000/mm3, and a 1 hour glucose challenge test of 110 g/dl are with normal parameters.