Data

Body Mass Index of women who gave birth

Calendar year of birth

Year BMI <20 BMI 20-24 BMI 25-29 BMI 30-34 BMI 35-39 BMI 40-44 BMI>=45
2012 7.3% 39.6% 30.0% 14.4% 5.7% 2.2% 0.9%
2013 9.6% 41.4% 28.4% 12.9% 5.3% 1.7% 0.7%
2014 10.5% 42.3% 27.2% 12.7% 4.9% 1.7% 0.7%
2015 10.6% 42.1% 27.4% 12.6% 4.9% 1.6% 0.8%
2016 10.3% 42.0% 27.6% 12.8% 5.0% 1.6% 0.7%
2017 10.3% 41.7% 27.8% 12.6% 5.1% 1.8% 0.6%
2018 9.8% 41.0% 27.6% 13.2% 5.6% 2.0% 0.8%
2019 8.9% 40.2% 28.8% 13.8% 5.5% 2.0% 0.8%
Data for most recent complete calendar year are incomplete and subject to change.

Source
Midwives Notification System, Data and Information Unit, Department of Health WA.
Data extracted 06 May 2020