Planned home and hospital births in South Australia, 1991-2006: differences in outcomes.

Objective: To examine differences in outcomes between planned home births, occurring at home or in hospital, and planned hospital births.

Design And Setting: Population-based study using South Australian perinatal data on all births and perinatal deaths during the period 1991-2006. Analysis included logistic regression adjusted for predictor variables and standardised perinatal mortality ratios.

Folate awareness and the prevalence of neural tube defects in South Australia, 1966-2007.

Objectives: To ascertain changes in: women's knowledge of the role of folic acid in the prevention of neural tube defects (NTDs); intake of folic acid among pregnant women; and prevalence of NTDs in South Australia.

Design, Setting And Participants: Computer-assisted telephone interviews of South Australian households from 1994 to 2007 over a period encompassing a statewide folate promotion campaign (1994-1995), continuing folate promotion, as well as the introduction of voluntary folate fortification of foods (1996); ascertainment of the total prevalence of NTDs from births and terminations of pregnancy from 1966 to 2007.

Main Outcome Measures: Changes in women's knowledge of the role of folic acid in the prevention of NTDs; changes in the prevalence of NTDs.