Factors influencing the evolving practice of obstetricians in eastern Wisconsin: a survey.

The purpose of this survey was to ascertain what prompts clinicians in eastern Wisconsin to change their obstetric practice. A survey was mailed to all clinicians doing obstetrics for a nonprofit organization that performs over 11,000 deliveries in 10 hospitals. Of the 185 surveys mailed, 90 (49%) practicing obstetricians returned it.