2. Methods
In a retrospective study, data were obtained for women who
received government-funded health care for singleton pregnancies
at Monash Health between January 1, 2002, and December
31, 2011. National immigration data [3] for 2002–2011 were
used to identify Asian countries of birth (COBs) from which at
least two-thirds of the total immigrants entered Australia through
the Humanitarian Program (i.e. HSCs), and Asian COBs from which
less than one-third entered through the Humanitarian Program
(i.e. non-HSCs). All women whose COB was an HSC were included
in the analysis. From each Asian geographic region [13] represented
in the HSC group, all women with COBs in the non-HSC category
were selected as comparators. The study was reviewed by the
Monash Health Human Research Ethics Committee Medical Administrator
and deemed a quality assurance project (12110Q) not requiring
informed consent due to use of existing, routinely collected, de-identified
data.