The students who participated were given a chance to check their words in a dictionary to make sure they were true English words.
Mothers who participated were given the option of bringing a partner or other family member to the interview.
All those who participated were given an opportunity to review the results and gave permission for anonymised quotes to be included in any reports or presentations arising from the study.
Informed consent to participate was given by 156 floor layers and 152 graphic designers.
If consent to participate was given, the mothers or guardians were asked to select one of the envelopes.
In accordance with ethical approvals for both trials, consent to participate was given by the return of a completed questionnaire.
In all three regions of England, help with identifying general practitioners who were interested in participating, was given by NHS funded research support network.
If informed consent to participate was given, the patients were asked to fill in BDI and SC and to return them to the nurse.
Informed consent to participate was given by all patients, physicians and nurses using the standardized hospital consent form including consent to publish.
A brief introduction regarding the study team, study scope, and benefits and potential risks of participating was given to staff, specifically the nurse in charge, at the antenatal clinic sites.
