Finally, we indicate how Rota's finite operator calculus can be modified for the free context.
The SPQ questionnaire had already been modified for the clinical context and was distributed to 255 students in the last week of their clerkship rotation.
The observations were recorded and classified according to an internationally developed protocol which was translated into Swedish and modified for the Swedish context [ 26, 27].
These were modified for the local context from Tremblay et al. [ 37] who developed them as a measure of delinquency in childhood.
In the background section, modified for the Malaysian context, students identified themselves as Malay, Chinese, Indian, Kadazan, Dayak, Sikh and other ethnicities; responses were later grouped as Malay, Chinese and others for analysis.
Our "Alcohol and Pregnancy Questionnaire" was based on the Health Canada survey "Alcohol Use During Pregnancy and Awareness of Fetal Alcohol Syndrome" [ 22] but modified for the Australian context, with additional questions on current alcohol consumption and previous alcohol consumption in pregnancy.
The list was developed from the British psychiatric morbidity survey programme [ 38– 40], and slightly modified for the east African context [ 18, 46].
Readiness to change, the importance of change and confidence in changing will be measured using the Readiness to Change Questionnaire [ 52] which researchers have modified for the weight loss context.
37 Infant sleep and unsettled infant behaviour (H2) are assessed using maternal report of an infant sleep problem, the modified form of the Barr Parental Diary 32 and three questions from the Infant Feeding and Sleep Assessment Questionnaire (IFSAQ), modified for the Australian cultural context (eg, 'cot' instead of 'crib') (St James-Roberts, personal communication).
Using this feedback and scenarios provided the content and illustrations in the student manuals were modified for the cultural and school context of Australia.
