Maternal mortality disparities by race

The US maternal mortality ratio depends on definition. Pregnancy-related deaths (CDC's category) include deaths from causes the pregnancy caused or aggravated, within 42 days (or up to one year for late maternal deaths in some definitions). Pregnancy-associated deaths include all deaths during pregnancy or within a year, regardless of cause, including homicides, suicides, and overdoses. The associated category captures pregnancy-related homicide — disproportionately Black, disproportionately by intimate partners — at levels that exceed many traditional clinical causes. A 2020 analysis (Wallace et al., Obstetrics and Gynecology) found homicide is a leading cause of death during pregnancy and the year after for women under 25, especially Black women. The standard maternal mortality figures often exclude this. The full picture is worse.

Peripartum cardiomyopathy — heart failure that emerges in the last month of pregnancy or up to five months postpartum — affects Black women at four to five times the white rate. The condition is treatable if recognized. The symptoms — shortness of breath, fatigue, leg swelling — overlap with normal pregnancy and early postpartum experience, which makes clinician attention to severity essential. Black women report being told these symptoms are normal at much higher rates than white women. The condition's racial signature is biological (genetic predispositions are part of the picture), but the mortality difference is largely produced by recognition delay, not biology. The same condition, recognized late, kills.

Pre-eclampsia and its severe forms (HELLP syndrome, eclampsia) account for a significant share of maternal deaths. Black women have higher rates of severe pre-eclampsia and higher case fatality. The Alliance for Innovation on Maternal Health (AIM) bundles — standardized protocols for managing severe hypertension — have demonstrably reduced both rates and racial gaps where implemented. The barrier to implementation is institutional: hospitals must adopt the bundle, train staff, and audit compliance. Many do not. The gap between an evidence-based bundle existing and being deployed in every labor and delivery unit is years of preventable deaths.

A specific cultural script — the idea that Black women are physically and emotionally stronger, tolerate more pain, complain less — operates inside clinical decision-making. Studies of pain assessment have repeatedly found Black patients receive less pain medication than white patients for the same complaints. The 2016 Hoffman et al. study in PNAS found medical trainees endorsed false beliefs about biological differences in pain tolerance between races. The "strong Black woman" frame, internalized by clinicians of all races, leads to symptom minimization. A Black woman saying she is in severe pain is more likely to be assumed to be overstating; her white peer saying the same is more likely to be assumed to be reporting accurately. The cumulative effect across thousands of decisions is the racial mortality gap.

Maternal mental health emergencies are a growing share of pregnancy-related deaths. Suicide and overdose together now rival obstetric causes in some state reviews. The mental health window extends well past delivery, and the screening windows in most clinical care do not extend with it. Black women are screened less often for postpartum depression, referred less often when screened, and follow up less often when referred — partly because the referral targets are often inaccessible or culturally mismatched. The overdose deaths in this category are also concentrated in white rural populations, a separate story with similar structural roots: the maternal medical system stops looking after the baby is delivered.

Insurance coverage has been the single biggest postpartum variable. Pre-2021, Medicaid pregnancy coverage ended at 60 days postpartum in most states. A woman covered for the birth of her baby could lose coverage before her six-week postpartum visit, before her cardiomyopathy symptoms emerge, before her depression peaks. The 12-month extension under the American Rescue Plan, taken up by most states, is the most directly life-saving maternal policy of the decade — not because new clinical interventions were invented, but because the window in which existing interventions could be applied was reopened.

US hospitals vary enormously in their handling of obstetric emergencies. The same complication that is routinely managed in a high-volume tertiary center can be fatal in a low-volume community hospital. Black women are disproportionately delivering at lower-quality hospitals — a finding documented by Howell et al. and others. This is not because Black women choose lower-quality hospitals. It is because the hospitals serving predominantly Black neighborhoods are systematically under-resourced, and because Black women in higher-resource areas are still sorted within hospitals — to busier night-shift teams, to less-experienced staff, to lower-acuity rooms — in ways that affect outcomes. The internal sorting is harder to measure than the between-hospital sorting, but the audit literature suggests it is real.

The Alliance for Innovation on Maternal Health produces evidence-based patient safety bundles for hemorrhage, hypertension, venous thromboembolism, sepsis, and maternal mental health. States that have adopted the bundles broadly — California, particularly, through its Maternal Quality Care Collaborative — have seen substantial declines in maternal mortality, including reductions in racial gaps. California's maternal mortality ratio is now roughly one-third the rest of the country's. The intervention is not new clinical knowledge. It is statewide implementation of existing knowledge with public reporting. Most states have not done this.

Studies of doula-supported birth in Medicaid populations show reductions in cesarean and preterm birth, and improved maternal experience. Community doula programs serving Black mothers — including the work of Sarah Lavoie, Cassandra Spivey, Beatrice Chen, and others in various cities — have demonstrated effects on the disparities. As of 2024, around fifteen state Medicaid programs reimburse doula care, often at rates below sustaining levels. Where reimbursement exists, the workforce can scale; where it does not, the work is volunteer, time-limited, and dependent on grant funding that comes and goes. The gap between evidence and reimbursement is unusually long even by American healthcare standards.

Karen Scott and Dána-Ain Davis have argued for "obstetric racism" as a specific diagnostic and research category — encompassing the dismissal of Black women's pain, denial of agency, neglect, and assault that constitute the clinical experience of obstetric care for many Black women. The category names what generalist terms like "implicit bias" obscure: it is not a perception problem, it is a pattern of action with measurable outcomes. The category has been resisted by some medical organizations because naming it carries institutional implications. The data has not waited for the category to be accepted. The deaths have continued.

State Maternal Mortality Review Committees, now operating in most states, review every pregnancy-related death and classify preventability and contributing factors. The published reports converge on a pattern: provider factor (failure to diagnose, delay in escalation, missed warning sign) appears in 60–80 percent of cases; system factor (poor coordination, gap in coverage, transfer failure) in similar percentages; patient factor (delayed seeking care, declining recommendations) in a smaller share. The provider and system factors are addressable. Many of the same hospitals appear in case after case without significant operational change. The review is documentation, not enforcement.

Reproductive Justice — coined by SisterSong in 1994 — names three rights: the right to have a child, the right not to have a child, and the right to parent the children one has in safety and dignity. The maternal mortality crisis is a violation of the first and third. The framing distinguishes itself from reproductive rights (which focuses on the right not to) by centering the conditions that make safe childbearing possible. Monica McLemore, Loretta Ross, and others have developed this frame in ways that connect maternal mortality to housing, environmental justice, immigration policy, and policing. The frame insists the medical question is inseparable from the political one.

Cutting US maternal mortality and closing the racial gap would require: federal mandatory adoption of AIM safety bundles with public reporting; permanent 12-month postpartum Medicaid in every state; doula reimbursement at sustaining rates; expanded midwifery workforce particularly in maternity deserts; medical and nursing curriculum reform on racism and pain assessment; mandatory hospital reporting of severe maternal morbidity by race; and pregnancy-conscious environmental, housing, and intimate partner violence policy. None of these is radical. Each has demonstration evidence. The barrier is not technical. It is the absence of political will commensurate with the body count. The 1,000-page manual reads the persistence of this gap as an answer to who counts as a parent worth keeping alive.

1. Trost, Susanna L., Jennifer Beauregard, Gracelyn Chardavoyne, Ashley Smoots, Jasmine Hollier, Lindsay Edwards-Pratt, et al. "Pregnancy-Related Deaths: Data from Maternal Mortality Review Committees in 36 US States, 2017–2019." Atlanta: Centers for Disease Control and Prevention, 2022.

2. Vedam, Saraswathi, Kathrin Stoll, Tanya Khemet Taiwo, Nicholas Rubashkin, Melissa Cheyney, Nan Strauss, Monica McLemore, et al. "The Giving Voice to Mothers Study: Inequity and Mistreatment during Pregnancy and Childbirth in the United States." Reproductive Health 16, no. 1 (2019): 77.

3. Howell, Elizabeth A., Natalia Egorova, Amy Balbierz, Jennifer Zeitlin, and Paul L. Hebert. "Black-White Differences in Severe Maternal Morbidity and Site of Care." American Journal of Obstetrics and Gynecology 214, no. 1 (2016): 122.e1–122.e7.

4. Hoffman, Kelly M., Sophie Trawalter, Jordan R. Axt, and M. Norman Oliver. "Racial Bias in Pain Assessment and Treatment Recommendations, and False Beliefs about Biological Differences between Blacks and Whites." Proceedings of the National Academy of Sciences 113, no. 16 (2016): 4296–4301.

5. Wallace, Maeve, Veronica Gillispie-Bell, Kiara Cruz, Kelly Davis, and Dovile Vilda. "Homicide During Pregnancy and the Postpartum Period in the United States, 2018–2019." Obstetrics & Gynecology 138, no. 5 (2021): 762–769.

6. Villarosa, Linda. Under the Skin: The Hidden Toll of Racism on American Lives and on the Health of Our Nation. New York: Doubleday, 2022.

7. Roberts, Dorothy. Killing the Black Body: Race, Reproduction, and the Meaning of Liberty. New York: Pantheon, 1997.

8. McLemore, Monica R. "To Prevent Women from Dying in Childbirth, First Stop Blaming Them." Scientific American, May 2019.

9. Davis, Dána-Ain. "Obstetric Racism: The Racial Politics of Pregnancy, Labor, and Birthing." Medical Anthropology 38, no. 7 (2019): 560–573.

10. Scott, Karen A., Laura Britton, and Monica R. McLemore. "The Ethics of Perinatal Care for Black Women: Dismantling the Structural Racism in 'Mother Blame' Narratives." Journal of Perinatal & Neonatal Nursing 33, no. 2 (2019): 108–115.

11. Bridges, Khiara M. The Poverty of Privacy Rights. Stanford: Stanford University Press, 2017.

12. Main, Elliott K., Christy L. McCain, Christine H. Morton, Susan Holtby, and Elizabeth S. Lawton. "Pregnancy-Related Mortality in California: Causes, Characteristics, and Improvement Opportunities." Obstetrics & Gynecology 125, no. 4 (2015): 938–947.