Table 1 Key domains in the interview guide linked to the overall aims of the CROCUS study*

Key domains in the CROCUS study

The obstetricians’ experiences and views of:

• The importance/value of obstetric ultrasound for clinical management of complicated pregnancy.

• Clinical situations where the interests of maternal and fetal health have been in conflict.

• Whether the woman may be considered to act as an instrument for fetal treatment.

• The importance of obstetric ultrasound in comparison to other surveillance methods during complicated pregnancy.

• If/when the fetus can be regarded as a person.

• Situations where the fetus has been regarded as a patient with his/her own interests.

• Their professional role in relation to other occupational groups working with obstetric ultrasound examinations or the outcomes of these examinations.

• Other issues in relation ethical aspects of the use of obstetric ultrasound.