The California Pregnancy Mortality Surveillance System (CA-PMSS) provides the most accurate information on Californiaās pregnancy-related mortality ā a key measure of population health. CA-PMSS defines pregnancy-related deaths as deaths during pregnancy or within one year of the end of pregnancy from causes directly related to or worsened by pregnancy or its management, excluding accidental or incidental causes (suicide, homicide, drug overdose, or other injury). In 2019ā2021, California had 1.28 million births and 226 pregnancy-related deaths.
Californiaās rate of pregnancy-related deaths increased in 2020 during the COVID-19 pandemic:
In 2019-2021, about 1 in 4 pregnancy-related deaths was due to COVID-19.
The leading causes of pregnancy-related mortality were COVID-19, cardiovascular disease (CVD), hemorrhage (HEM), thrombotic pulmonary embolism (TPE), other infection (INF), amniotic fluid embolism (AFE), and hypertensive disorders of pregnancy (HDP).
California's rate of pregnancy-related deaths from infection increased significantly, largely due to the rise in deaths from COVID-19.
The rate was 5.5 deaths per 100,000 live births in 2019ā2021:
The rates for other causes of pregnancy-related mortality remained relatively stable.
Racial and ethnic disparities in the rate of pregnancy-related deaths decreased in 2019ā2021 but persist. The rate for Black birthing people was 49.7 deaths per 100,000 live births in 2019ā2021:
In 2016ā2018, the rate of pregnancy-related deaths was 3.4 to 4.3 times higher for Black birthing people.
The disparity in the rates of pregnancy-related deaths for birthing people with Medi-Cal health coverage and those with private health insurance remained wide in 2019ā2021.
The rate for birthing people with Medi-Cal health coverage was 26.0 deaths per 100,000 live births in 2019ā2021:
In 2016ā2018, the rate of pregnancy-related deaths was 1.6 times higher for birthing people with Medi-Cal health coverage.
The disparity in the rates of pregnancy-related deaths for birthing people living in the least healthy communities* and those living in the healthiest communities widened in 2019ā2021.
The rate for those living in the least healthy communities was 27.3 deaths per 100,000 live births in 2019ā2021:
In 2016ā2018, the rate of pregnancy-related deaths was 1.7 times higher for birthing people living in the least healthy communities.
*Community conditions were measured using the Healthy Places Index www.healthyplacesindex.orgāāāāāāāāāāāāāāāāā