If fetal movement monitoring on its own doesn’t work, will adding a blood test to it improve outcomes?

It is heartening to see that care is being taken to ensure that rigorous research is being done before introducing a new test into practice.

It is heartening to see that care is being taken to ensure that rigorous research is being done before introducing a new test into practice.
Does teaching women to focus on the movements of the fetus prevent stillbirth, or does it create a new set of problems?